| Year |
Citation |
Score |
| 2023 |
Kawauchi G, Suga Y, Toda S, Hayashi Y. Organocatalyst-mediated, pot-economical total synthesis of latanoprost. Chemical Science. 14: 10081-10086. PMID 37772091 DOI: 10.1039/d3sc02978f |
0.529 |
|
| 2023 |
Hayashi Y, Han X, Mori N. Secondary Amine-Mediated Domino Reaction for the Synthesis of Substituted Quinolines from Dicyanoalkenes and Eneynals. Chemistry (Weinheim An Der Bergstrasse, Germany). e202301093. PMID 37147185 DOI: 10.1002/chem.202301093 |
0.51 |
|
| 2022 |
Umekubo N, Hayashi Y. Catalytic Asymmetric Michael Reaction of Methyl Alkynyl Ketone Catalyzed by Diphenylprolinol Silyl Ether. Acs Organic & Inorganic Au. 2: 245-251. PMID 36855469 DOI: 10.1021/acsorginorgau.1c00054 |
0.517 |
|
| 2022 |
Terunuma T, Hayashi Y. Organocatalyst-mediated five-pot synthesis of (-)-quinine. Nature Communications. 13: 7503. PMID 36477407 DOI: 10.1038/s41467-022-34916-z |
0.509 |
|
| 2022 |
Bondzić BP, Daskalakis K, Taniguchi T, Monde K, Hayashi Y. Stereoselective Construction of Fluorinated Quaternary Stereogenic Centers via an Organocatalytic Asymmetric -Selective Diels-Alder Reaction in the Presence of Water. Organic Letters. 24: 7455-7460. PMID 36190808 DOI: 10.1021/acs.orglett.2c03043 |
0.489 |
|
| 2022 |
Hayashi Y. Diarylprolinol as an Effective Organocatalyst in Asymmetric Cross-aldol Reactions of Two Different Aldehydes. Chemical Record (New York, N.Y.). e202200159. PMID 35896950 DOI: 10.1002/tcr.202200159 |
0.497 |
|
| 2022 |
Hayashi Y, Hattori S, Koshino S. Asymmetric flow reactions catalyzed by immobilized diphenylprolinol alkyl ether: Michael reaction and domino reactions. Chemistry, An Asian Journal. PMID 35491236 DOI: 10.1002/asia.202200314 |
0.44 |
|
| 2021 |
Koshino S, Taniguchi T, Monde K, Kwon E, Hayashi Y. Enantiodivergent one-pot synthesis of axially chiral biaryls using organocatalyst-mediated enantioselective domino reaction and central-to-axial chirality conversion. Chemistry (Weinheim An Der Bergstrasse, Germany). PMID 34524720 DOI: 10.1002/chem.202102797 |
0.488 |
|
| 2021 |
Hayashi Y, Salazar HA, Koshino S. Asymmetric Synthesis of Functionalized 9-Methyldecalins Using a Diphenylprolinol-Silyl-Ether-Mediated Domino Michael/Aldol Reaction. Organic Letters. PMID 34410725 DOI: 10.1021/acs.orglett.1c02196 |
0.518 |
|
| 2021 |
Hayashi Y, Tomikawa M, Mori N. Three-Pot Synthesis of Chiral -1,3-diols through Asymmetric Organocatalytic Aldol and Wittig Reactions Followed by Epoxidation and Reductive Opening of the Epoxide. Organic Letters. 23: 5896-5900. PMID 34313446 DOI: 10.1021/acs.orglett.1c01986 |
0.532 |
|
| 2021 |
Hayashi Y. Time and Pot Economy in Total Synthesis. Accounts of Chemical Research. PMID 33617234 DOI: 10.1021/acs.accounts.0c00803 |
0.438 |
|
| 2020 |
Umekubo N, Terunuma T, Kwon E, Hayashi Y. Evidence for an enolate mechanism in the asymmetric Michael reaction of α,β-unsaturated aldehydes and ketones a hybrid system of two secondary amine catalysts. Chemical Science. 11: 11293-11297. PMID 34094371 DOI: 10.1039/d0sc03359f |
0.466 |
|
| 2020 |
Umekubo N, Hayashi Y. Pot-Economical Total Synthesis of Clinprost. Organic Letters. 22: 9365-9370. PMID 33231082 DOI: 10.1021/acs.orglett.0c03616 |
0.527 |
|
| 2020 |
Hayashi Y, Suga Y, Umekubo N. Asymmetric Domino Reaction of α,β-Unsaturated Aldehydes and α-Acyl α,β-Unsaturated Cyclic Ketones Catalyzed by Diphenylprolinol Silyl Ether. Organic Letters. 22: 8603-8607. PMID 33074004 DOI: 10.1021/acs.orglett.0c03190 |
0.468 |
|
| 2020 |
Koshino S, Takikawa A, Ishida K, Taniguchi T, Monde K, Kwon E, Umemiya S, Hayashi Y. Inversion of the axial information during oxidative aromatization in the synthesis of axially chiral biaryls using organocatalyst as a key step. Chemistry (Weinheim An Der Bergstrasse, Germany). PMID 31903679 DOI: 10.1002/Chem.201905814 |
0.518 |
|
| 2020 |
Hayashi Y. Domino and one-pot syntheses of biologically active compounds using diphenylprolinol silyl ether Physical Sciences Reviews. 5. DOI: 10.1515/Psr-2018-0088 |
0.379 |
|
| 2020 |
Hayashi Y, Wang X, Kawauchi G. Highly Enantioselective Access to syn-α,γ-Dihydroxycarbonyl Building Blocks via Organocatalyst-Mediated Aldol Reaction as a Key Step Chemistry Letters. 49: 940-943. DOI: 10.1246/Cl.200304 |
0.501 |
|
| 2020 |
Umekubo N, Iwata R, Hayashi Y. One-pot Synthesis of Chiral cis-Hydrindanes via Diphenylprolinol Silyl Ether Mediated Domino Reaction and Aldol Condensation Chemistry Letters. 49: 867-869. DOI: 10.1246/Cl.200297 |
0.564 |
|
| 2020 |
Umekubo N, Terunuma T, Kwon E, Hayashi Y. Evidence for an enolate mechanism in the asymmetric Michael reaction of α,β-unsaturated aldehydes and ketones via hybrid system of two secondary amine catalysts Chemical Science. DOI: 10.1039/D0Sc03359F |
0.553 |
|
| 2020 |
Umekubo N, Suga Y, Hayashi Y. Pot and time economies in the total synthesis of Corey lactone Chemical Science. 11: 1205-1209. DOI: 10.1039/C9Sc05824A |
0.569 |
|
| 2020 |
Umekubo N, Hayashi Y. Asymmetric synthesis of Corey lactone and latanoprost European Journal of Organic Chemistry. DOI: 10.1002/Ejoc.202001063 |
0.48 |
|
| 2020 |
Umekubo N, Hayashi Y. Asymmetric One‐Pot Mukaiyama Michael/Michael Reaction Catalyzed by Diphenylprolinol Silyl Ether European Journal of Organic Chemistry. 2020: 5596-5600. DOI: 10.1002/Ejoc.202000925 |
0.598 |
|
| 2020 |
Koshino S, Takikawa A, Ishida K, Taniguchi T, Monde K, Kwon E, Umemiya S, Hayashi Y. Front Cover: Inversion of the Axial Information during Oxidative Aromatization in the Synthesis of Axially Chiral Biaryls with Organocatalysis as a Key Step (Chem. Eur. J. 20/2020) Chemistry – a European Journal. 26: 4432-4432. DOI: 10.1002/Chem.202000776 |
0.399 |
|
| 2020 |
Hayashi Y, Odoh AS, Kranidiotis-Hisatomi N. Asymmetric Michael Reaction of Aldehydes and α‐Cyano α,β‐Unsaturated Esters Catalyzed by Diphenylprolinol Silyl Ether; a Facile Asymmetric Route to 3,4,5‐Trisubstituted Piperidines Chemcatchem. 12: 2412-2415. DOI: 10.1002/Cctc.202000113 |
0.585 |
|
| 2019 |
Umekubo N, Suga Y, Hayashi Y. Pot and time economies in the total synthesis of Corey lactone. Chemical Science. 11: 1205-1209. PMID 34123244 DOI: 10.1039/c9sc05824a |
0.484 |
|
| 2019 |
Hayashi Y, Nagai K, Umemiya S. Diarylprolinol-Mediated Asymmetric Direct Cross-Aldol Reaction of α,β-Unsaturated Aldehyde as an Electrophilic Aldehyde. Chemistry, An Asian Journal. 14: 4146-4149. PMID 31670459 DOI: 10.1002/Asia.201901236 |
0.468 |
|
| 2019 |
Hayashi Y, Yamada T, Sato M, Watanabe S, Kwon E, Iwasaki K, Umemiya S. Asymmetric Michael Reaction of α-CF Thioester and α,β-Unsaturated Aldehyde Catalyzed by Diphenylprolinol Silyl Ether. Organic Letters. PMID 31247799 DOI: 10.1021/Acs.Orglett.9B01774 |
0.492 |
|
| 2019 |
Hayashi Y, Takikawa A, Koshino S, Ishida K. Asymmetric Synthesis of Biaryl Atropisomers Using an Organocatalyst-Mediated Domino Reaction as the Key Step. Chemistry (Weinheim An Der Bergstrasse, Germany). 25: 10319-10322. PMID 31215688 DOI: 10.1002/Chem.201902767 |
0.613 |
|
| 2019 |
Hayashi Y, Toda S. Asymmetric Synthesis of Chiral 1,3-Dimethyl Units Through a Double Michael Reaction of Nitromethane and Crotonaldehyde Catalyzed by Diphenylprolinol Silyl Ether Synlett. 30: 442-448. DOI: 10.1055/S-0037-1611644 |
0.577 |
|
| 2019 |
Hayashi Y, Nagai K, Umemiya S. Domino Michael/Michael Reaction for the Formation of Chiral Spirocycles Using a Diphenylprolinol Silyl Ether European Journal of Organic Chemistry. 2019: 678-681. DOI: 10.1002/Ejoc.201801202 |
0.591 |
|
| 2018 |
Li J, Lear MJ, Hayashi Y. Autoinductive conversion of α,α-diiodonitroalkanes to amides and esters catalysed by iodine byproducts under O. Chemical Communications (Cambridge, England). PMID 29868676 DOI: 10.1039/C8Cc03191F |
0.38 |
|
| 2018 |
Hayashi Y, Yamazaki T, Kawauchi G, Sato I. Prolinate Salt as a Catalyst in the syn-Selective, Asymmetric Mannich Reaction of Alkynyl Imine. Organic Letters. PMID 29617147 DOI: 10.1021/Acs.Orglett.8B00728 |
0.491 |
|
| 2018 |
Kawauchi G, Umemiya S, Taniguchi T, Monde K, Hayashi Y. Enantio- and Diastereoselective Synthesis of Latanoprost using an Organocatalyst. Chemistry (Weinheim An Der Bergstrasse, Germany). 24: 8409-8414. PMID 29603816 DOI: 10.1002/Chem.201800829 |
0.581 |
|
| 2018 |
Hayashi Y, Saitoh T, Arase H, Kawauchi G, Takeda N, Shimasaki Y, Sato I. Two-pot synthesis of chiral 1,3-syn-diols through asymmetric organocatalytic aldol and Wittig reactions, followed by domino hemiacetal/oxy-Michael reactions. Chemistry (Weinheim An Der Bergstrasse, Germany). PMID 29322570 DOI: 10.1002/Chem.201705930 |
0.627 |
|
| 2018 |
Yamashita S, Terayama K, Ozeki E, Hayashi Y, Hirama M. Synthetic Studies on Presporolide, a Putative Enediyne Precursor of Sporolides. Organic Letters. 20: 276-279. PMID 29260877 DOI: 10.1021/Acs.Orglett.7B03670 |
0.366 |
|
| 2018 |
Hayashi Y, Umekubo N. Direct Asymmetric Michael Reaction of α,β-Unsaturated Aldehydes and Ketones Catalyzed by Two Secondary Amine Catalysts. Angewandte Chemie (International Ed. in English). 57: 1958-1962. PMID 29235717 DOI: 10.1002/Anie.201710085 |
0.499 |
|
| 2018 |
Sakamoto D, Hayashi Y. Asymmetric Michael Reaction of Aldehyde and β-Substituted α-Nitroacrylate Catalyzed by Diphenylprolinol Silyl Ether Chemistry Letters. 47: 833-835. DOI: 10.1246/Cl.180273 |
0.548 |
|
| 2018 |
Koshino S, Kwon E, Hayashi Y. Front Cover: Total Synthesis of Estradiol Methyl Ether and Its Five-Pot Synthesis with an Organocatalyst (Eur. J. Org. Chem. 41/2018) European Journal of Organic Chemistry. 2018: 5615-5615. DOI: 10.1002/Ejoc.201801580 |
0.423 |
|
| 2018 |
Hayashi Y, Kranidiotis-Hisatomi N, Sakamoto D, Oritani K, Kawamoto T, Kamimura A. Front Cover: Asymmetric Michael Reaction of Aldehydes and Dicyanoalkenes Catalyzed by Diphenylprolinol Silyl Ether (Eur. J. Org. Chem. 48/2018) European Journal of Organic Chemistry. 2018: 6809-6809. DOI: 10.1002/Ejoc.201801418 |
0.836 |
|
| 2018 |
Koshino S, Kwon E, Hayashi Y. Total Synthesis of Estradiol Methyl Ether and Its Five-Pot Synthesis with an Organocatalyst European Journal of Organic Chemistry. 2018: 5629-5638. DOI: 10.1002/Ejoc.201800910 |
0.424 |
|
| 2018 |
Hayashi Y, Kranidiotis-Hisatomi N, Sakamoto D, Oritani K, Kawamoto T, Kamimura A. Asymmetric Michael Reaction of Aldehydes and Dicyanoalkenes Catalyzed by Diphenylprolinol Silyl Ether European Journal of Organic Chemistry. 2018: 6843-6847. DOI: 10.1002/Ejoc.201800831 |
0.84 |
|
| 2018 |
Hayashi Y, Umekubo N. Inside Back Cover: Direct Asymmetric Michael Reaction of α,β-Unsaturated Aldehydes and Ketones Catalyzed by Two Secondary Amine Catalysts (Angew. Chem. Int. Ed. 7/2018) Angewandte Chemie International Edition. 57: 2005-2005. DOI: 10.1002/Anie.201800065 |
0.5 |
|
| 2018 |
Hayashi Y, Umekubo N. Innenrücktitelbild: Direct Asymmetric Michael Reaction of α,β-Unsaturated Aldehydes and Ketones Catalyzed by Two Secondary Amine Catalysts (Angew. Chem. 7/2018) Angewandte Chemie. 130: 2023-2023. DOI: 10.1002/Ange.201800065 |
0.501 |
|
| 2017 |
Hayashi Y, Umekubo N, Hirama T. Prolinate Salts as Catalysts for α-Aminoxylation of Aldehyde and Associated Mechanistic Insights. Organic Letters. 19: 4155-4158. PMID 28783367 DOI: 10.1021/Acs.Orglett.7B01433 |
0.496 |
|
| 2017 |
Hayashi Y, Koshino S, Ojima K, Kwon E. Pot-economical total synthesis of estradiol methyl ether through the use of an organocatalyst. Angewandte Chemie (International Ed. in English). PMID 28749046 DOI: 10.1002/Anie.201706046 |
0.593 |
|
| 2017 |
Umemiya S, Sakamoto D, Kawauchi G, Hayashi Y. Enantioselective Total Synthesis of Beraprost Using Organocatalyst. Organic Letters. 19: 1112-1115. PMID 28231006 DOI: 10.1021/Acs.Orglett.7B00134 |
0.575 |
|
| 2017 |
Hayashi Y. Asymmetric Michael Reaction of Aldehydes and Nitroalkenes Organic Syntheses. 94: 252-258. DOI: 10.15227/Orgsyn.094.0252 |
0.571 |
|
| 2016 |
Hayashi Y. Pot economy and one-pot synthesis. Chemical Science. 7: 866-880. PMID 28791118 DOI: 10.1039/C5Sc02913A |
0.464 |
|
| 2016 |
Hayashi Y, Bondzic BP, Yamazaki T, Gupta Y, Ogasawara S, Taniguchi T, Monde K. Asymmetric Diels-Alder Reaction of α-Substituted and β,β-Disubstituted α,β-Enals via Diarylprolinol Silyl Ether for the Construction of All-Carbon Quaternary Stereocenters. Chemistry (Weinheim An Der Bergstrasse, Germany). PMID 27601216 DOI: 10.1002/Chem.201602345 |
0.462 |
|
| 2016 |
Hayashi Y, Ogasawara S. Time Economical Total Synthesis of (-)-Oseltamivir. Organic Letters. 18: 3426-9. PMID 27378379 DOI: 10.1021/Acs.Orglett.6B01595 |
0.576 |
|
| 2016 |
Matsumoto Y, Hibino K, Yonaga M, Kakeya H, Hayashi Y. Enantioselective Total Synthesis of RQN-18690A (18-Deoxyherboxidiene). Organic Letters. 18: 3382-5. PMID 27377811 DOI: 10.1021/Acs.Orglett.6B01524 |
0.517 |
|
| 2016 |
Li J, Lear MJ, Hayashi Y. Sterically Demanding Oxidative Amidation of α-Substituted Malononitriles with Amines Using O2. Angewandte Chemie (International Ed. in English). PMID 27300467 DOI: 10.1002/Anie.201603399 |
0.461 |
|
| 2016 |
Li J, Lear MJ, Kwon E, Hayashi Y. Mechanism of Oxidative Amidation of Nitroalkanes with Oxygen and Amine Nucleophiles by Using Electrophilic Iodine. Chemistry (Weinheim An Der Bergstrasse, Germany). PMID 26938791 DOI: 10.1002/Chem.201600540 |
0.407 |
|
| 2016 |
Ochiai K, Kuppusamy S, Yasui Y, Harada K, Gupta NR, Takahashi Y, Kubota T, Kobayashi J, Hayashi Y. Total Synthesis of 7,10-Epimer of the Proposed Structure of Amphidinolide N, Part II: Synthesis of C17-C29 Subunit and Completion of the Synthesis. Chemistry (Weinheim An Der Bergstrasse, Germany). PMID 26844805 DOI: 10.1002/Chem.201504675 |
0.323 |
|
| 2016 |
Ochiai K, Kuppusamy S, Yasui Y, Okano T, Matsumoto Y, Gupta NR, Takahashi Y, Kubota T, Kobayashi J, Hayashi Y. Total Synthesis of 7,10-Epimer of the Proposed Structure of Amphidinolide N, Part I: Synthesis of the C1-C13 Subunit. Chemistry (Weinheim An Der Bergstrasse, Germany). PMID 26844667 DOI: 10.1002/Chem.201504674 |
0.457 |
|
| 2016 |
Hayashi Y, Mukaiyama T, Benohoud M, Gupta NR, Ono T, Toda S. 6O/18O exchange of aldehydes and ketones caused by H218O in the mechanistic investigation of organocatalyzed Michael, Mannich, and Aldol reactions. Chemistry (Weinheim An Der Bergstrasse, Germany). PMID 26841358 DOI: 10.1002/Chem.201600280 |
0.397 |
|
| 2016 |
Shimasaki Y, Koshino S, Hayashi Y. Formal Synthesis of Ezetimibe Using a Proline-mediated, Asymmetric, Three-component Mannich Reaction Chemistry Letters. 45: 30-32. DOI: 10.1246/Cl.150916 |
0.554 |
|
| 2016 |
Ogasawara S, Hayashi Y. Multistep Continuous-Flow Synthesis of (–)-Oseltamivir Synthesis. 49: 424-428. DOI: 10.1055/S-2016-0036-1588899 |
0.482 |
|
| 2016 |
Hayashi Y, Nakamura D, Yasui Y, Iwasaki K, Chiba H. Asymmetric Aldol Reaction of Dichloroacetaldehyde Catalyzed by Diarylprolinol Advanced Synthesis & Catalysis. 358: 2345-2351. DOI: 10.1002/Adsc.201501111 |
0.598 |
|
| 2015 |
Hayashi Y, Sakamoto D, Okamura D. One-Pot Synthesis of (R)-Baclofen via Aldol Condensation of Acetaldehyde with Diphenylprolinol Silyl Ether Mediated Asymmetric Michael Reaction as a Key Step. Organic Letters. PMID 26636719 DOI: 10.1021/Acs.Orglett.5B02839 |
0.589 |
|
| 2015 |
Yamashita S, Hayashi D, Nakano A, Hayashi Y, Hirama M. Total synthesis of avermectin B1a revisited. The Journal of Antibiotics. PMID 26350782 DOI: 10.1038/Ja.2015.47 |
0.337 |
|
| 2015 |
Li J, Lear MJ, Kawamoto Y, Umemiya S, Wong AR, Kwon E, Sato I, Hayashi Y. Oxidative Amidation of Nitroalkanes with Amine Nucleophiles using Molecular Oxygen and Iodine. Angewandte Chemie (International Ed. in English). PMID 26349836 DOI: 10.1002/Anie.201505192 |
0.42 |
|
| 2015 |
Gotoh H, Uchimaru T, Hayashi Y. Two Reaction Mechanisms via Iminium Ion Intermediates: The Different Reactivities of Diphenylprolinol Silyl Ether and Trifluoromethyl-Substituted Diarylprolinol Silyl Ether. Chemistry (Weinheim An Der Bergstrasse, Germany). PMID 26096559 DOI: 10.1002/Chem.201500326 |
0.525 |
|
| 2015 |
Yamashita S, Naruko A, Nakazawa Y, Zhao L, Hayashi Y, Hirama M. Total Synthesis of Limonin. Angewandte Chemie (International Ed. in English). 54: 8538-41. PMID 26036432 DOI: 10.1002/Anie.201503794 |
0.415 |
|
| 2015 |
Yamashita S, Takeuchi K, Koyama T, Inoue M, Hayashi Y, Hirama M. Practical route to the left wing of CTX1B and total syntheses of CTX1B and 54-deoxyCTX1B. Chemistry (Weinheim An Der Bergstrasse, Germany). 21: 2621-8. PMID 25529606 DOI: 10.1002/Chem.201405629 |
0.416 |
|
| 2015 |
Hayashi Y, Yamazaki T, Nakanishi Y, Ono T, Taniguchi T, Monde K, Uchimaru T. Asymmetric Nitrocyclopropanation of α-Substituted α,β-Enals Catalyzed by Diphenylprolinol Silyl Ether for the Construction of All-Carbon Quaternary Stereogenic Centers European Journal of Organic Chemistry. 2015: 5747-5754. DOI: 10.1002/Ejoc.201500838 |
0.398 |
|
| 2015 |
Umemiya S, Hayashi Y. Asymmetric Formal [3+2] Cycloaddition Reaction of Succinaldehyde and Nitroalkene Catalyzed by Diphenylprolinol Silyl Ether European Journal of Organic Chemistry. 2015: 4320-4324. DOI: 10.1002/Ejoc.201500623 |
0.588 |
|
| 2015 |
Hayashi Y, Shomura H, Xu Q, Lear MJ, Sato I. Asymmetric Aldol Reaction of α,α-Disubstituted Acetaldehydes Catalyzed by Diphenylprolinol Silyl Ether for the Construction of Quaternary Stereogenic Centers European Journal of Organic Chemistry. 2015: 4316-4319. DOI: 10.1002/Ejoc.201500585 |
0.485 |
|
| 2015 |
Mukaiyama T, Ogata K, Ono T, Hayashi Y. ChemInform Abstract: Asymmetric Organocatalyzed Epoxidation of 2-Oxoindoline-3-ylidene Acetaldehydes. Cheminform. 46: no-no. DOI: 10.1002/CHIN.201522156 |
0.319 |
|
| 2015 |
Gotoh H, Uchimaru T, Hayashi Y. Back Cover: Two Reaction Mechanisms via Iminium Ion Intermediates: The Different Reactivities of Diphenylprolinol Silyl Ether and Trifluoromethyl-Substituted Diarylprolinol Silyl Ether (Chem. Eur. J. 35/2015) Chemistry - a European Journal. 21: 15527-15527. DOI: 10.1002/Chem.201583504 |
0.48 |
|
| 2015 |
Hayashi Y, Watanabe S, Yasui Y, Umemiya S. Asymmetric aldol reaction of chloral catalyzed by diarylprolinol Chemcatchem. 7: 1646-1649. DOI: 10.1002/cctc.201500282 |
0.492 |
|
| 2015 |
Mukaiyama T, Ogata K, Ono T, Hayashi Y. Asymmetric organocatalyzed epoxidation of 2-oxoindoline-3-ylidene acetaldehydes Chemcatchem. 7: 155-159. DOI: 10.1002/Cctc.201402811 |
0.647 |
|
| 2014 |
Hayashi Y, Okamura D, Yamazaki T, Ameda Y, Gotoh H, Tsuzuki S, Uchimaru T, Seebach D. A theoretical and experimental study of the effects of silyl substituents in enantioselective reactions catalyzed by diphenylprolinol silyl ether. Chemistry (Weinheim An Der Bergstrasse, Germany). 20: 17077-88. PMID 25348681 DOI: 10.1002/Chem.201403514 |
0.615 |
|
| 2014 |
Yamada K, Lear MJ, Yamaguchi T, Yamashita S, Gridnev ID, Hayashi Y, Hirama M. Biomimetic total synthesis of cyanosporaside aglycons from a single enediyne precursor through site-selective p-benzyne hydrochlorination. Angewandte Chemie (International Ed. in English). 53: 13902-6. PMID 25296854 DOI: 10.1002/Anie.201408416 |
0.361 |
|
| 2014 |
Umemiya S, Nishino K, Sato I, Hayashi Y. Nef reaction with molecular oxygen in the absence of metal additives, and mechanistic insights. Chemistry (Weinheim An Der Bergstrasse, Germany). 20: 15753-9. PMID 25251247 DOI: 10.1002/Chem.201403475 |
0.466 |
|
| 2014 |
Hayashi Y, Kawamoto Y, Honda M, Okamura D, Umemiya S, Noguchi Y, Mukaiyama T, Sato I. Diphenylprolinol silyl ether catalyzed asymmetric Michael reaction of nitroalkanes and β,β-disubstituted α,β-unsaturated aldehydes for the construction of all-carbon quaternary stereogenic centers. Chemistry (Weinheim An Der Bergstrasse, Germany). 20: 12072-82. PMID 25164711 DOI: 10.1002/Chem.201403588 |
0.646 |
|
| 2014 |
Mukaiyama T, Ogata K, Sato I, Hayashi Y. Asymmetric organocatalyzed Michael addition of nitromethane to a 2-oxoindoline-3-ylidene acetaldehyde and the three one-pot sequential synthesis of (-)-horsfiline and (-)-coerulescine. Chemistry (Weinheim An Der Bergstrasse, Germany). 20: 13583-8. PMID 25155110 DOI: 10.1002/Chem.201403932 |
0.634 |
|
| 2014 |
Mukai C, Takahashi Y, Ogawa K, Hayashi Y, Inagaki F. Rh(I)-catalyzed intramolecular carbonylative [2+2+1] cycloaddition reaction: preparation of bicyclo[5.3.0]decadienones with substituted cyclopentenone frameworks. Chemical & Pharmaceutical Bulletin. 62: 84-7. PMID 24390496 DOI: DN/JST.JSTAGE/cpb/c13-00711 |
0.522 |
|
| 2014 |
Hayashi Y. The Asymmetric Catalytic Mannich Reaction Catalyzed by Organocatalyst — A Personal Account — Journal of Synthetic Organic Chemistry Japan. 72: 1228-1238. DOI: 10.5059/Yukigoseikyokaishi.72.1228 |
0.523 |
|
| 2014 |
Yasui Y, Benohoud M, Sato I, Hayashi Y. Asymmetric aldol reaction of formaldehyde catalyzed by diarylprolinol Chemistry Letters. 43: 556-558. DOI: 10.1246/Cl.131199 |
0.583 |
|
| 2014 |
Yoshino T, Yamashita S, Sato I, Hayashi Y, Hirama M. Solvent-mediated Tuning of the Regioselectivity of Intramolecular Diaryl Ether Formation: Total Synthesis of (+)-Aspercyclide C Chemistry Letters. 43: 349-351. DOI: 10.1246/Cl.131045 |
0.475 |
|
| 2014 |
Yasui Y, Benohoud M, Sato I, Hayashi Y. Asymmetric Aldol Reaction of Formaldehyde Catalyzed by Diarylprolinol Synfacts. 10: 430-430. DOI: 10.1055/S-0033-1341038 |
0.575 |
|
| 2014 |
Hayashi Y, Nishino K, Sato I. ChemInform Abstract: Asymmetric Formal [3 + 2] Cycloaddition Reaction of Succinaldehyde via Diarylprolinol-Mediated Domino Aldol-Acetalization Reaction for the Construction of Tetrahydrofuran. Cheminform. 45: no-no. DOI: 10.1002/CHIN.201446122 |
0.466 |
|
| 2014 |
Hayashi Y, Itoh T, Ishikawa H. ChemInform Abstract: Organocatalyst-Mediated Dehydrogenation of Aldehydes to α,β-Unsaturated Aldehydes, and Oxidative and Enantioselective Reaction of Aldehydes and Nitromethane Catalyzed by Diphenylprolinol Silyl Ether. Cheminform. 45: no-no. DOI: 10.1002/CHIN.201419058 |
0.417 |
|
| 2014 |
Umemiya S, Nishino K, Sato I, Hayashi Y. Inside Cover: Nef Reaction with Molecular Oxygen in the Absence of Metal Additives, and Mechanistic Insights (Chem. Eur. J. 48/2014) Chemistry - a European Journal. 20: 15638-15638. DOI: 10.1002/Chem.201490199 |
0.355 |
|
| 2014 |
Mukaiyama T, Ogata K, Sato I, Hayashi Y. Inside Cover: Asymmetric Organocatalyzed Michael Addition of Nitromethane to a 2‐Oxoindoline‐3‐ylidene Acetaldehyde and the Three One‐Pot Sequential Synthesis of (−)‐Horsfiline and (−)‐Coerulescine (Chem. Eur. J. 42/2014) Chemistry – a European Journal. 20: 13410-13410. DOI: 10.1002/Chem.201490175 |
0.329 |
|
| 2014 |
Yasui Y, Ogata K, Sato I, Hayashi Y. Asymmetric Aldol Reaction of α-Acetoxyimino Aldehydes and its Application in the Synthesis of Substituted 1,2-Oxazine Derivatives Advanced Synthesis & Catalysis. 356: 3106-3118. DOI: 10.1002/Adsc.201400294 |
0.578 |
|
| 2013 |
Mukaiyama T, Ishikawa H, Koshino H, Hayashi Y. One-pot synthesis of (-)-oseltamivir and mechanistic insights into the organocatalyzed Michael reaction Chemistry - a European Journal. 19: 17789-17800. PMID 24249709 DOI: 10.1002/Chem.201302371 |
0.721 |
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| 2013 |
Hayashi Y, Sakamoto D, Shomura H, Hashizume D. Asymmetric Mannich reaction of α-keto imines catalyzed by diarylprolinol silyl ether. Chemistry (Weinheim An Der Bergstrasse, Germany). 19: 7678-81. PMID 23633408 DOI: 10.1002/Chem.201300513 |
0.57 |
|
| 2013 |
Hayashi Y, Umemiya S. Pot economy in the synthesis of prostaglandin A1 and E1 methyl esters. Angewandte Chemie (International Ed. in English). 52: 3450-2. PMID 23404945 DOI: 10.1002/Anie.201209380 |
0.322 |
|
| 2013 |
Yamashita S, Naruko A, Yamada T, Hayashi Y, Hirama M. Concise Synthesis of the Tetracyclic Framework of Azadiradione: Tandem Radical Cyclization Route Chemistry Letters. 42: 220-221. DOI: 10.1246/Cl.2013.220 |
0.396 |
|
| 2013 |
Hayashi Y, Nishino K, Sato I. Asymmetric Formal [3 + 2] Cycloaddition Reaction of Succinaldehyde via Diarylprolinol-mediated Domino Aldol–Acetalization Reaction for the Construction of Tetrahydrofuran Chemistry Letters. 42: 1294-1296. DOI: 10.1246/Cl.130544 |
0.562 |
|
| 2013 |
List B, Pupo G, Hayashi Y, Kojima M, Yasui Y, Kanta Y, Mukaiyama T, Shomura H, Nakamura D, Sato I. Diarylprolinol-Catalyzed Cross-Aldol Reaction with Alkynyl Aldehydes Synfacts. 9: 1125-1125. DOI: 10.1055/S-0033-1339771 |
0.528 |
|
| 2013 |
Yamashita S, Suda N, Hayashi Y, Hirama M. Stereoselective synthesis of zoanthenol ABC-ring by radical strategy Tetrahedron Letters. 54: 1389-1391. DOI: 10.1016/J.Tetlet.2012.12.104 |
0.451 |
|
| 2013 |
Seebach D, Sun X, Ebert MO, Schweizer WB, Purkayastha N, Beck AK, Duschmalé J, Wennemers H, Mukaiyama T, Benohoud M, Hayashi Y, Reiher M. Stoichiometric reactions of enamines derived from diphenylprolinol silyl ethers with nitro olefins and lessons for the corresponding organocatalytic conversions - A survey Helvetica Chimica Acta. 96: 799-852. DOI: 10.1002/Hlca.201300079 |
0.737 |
|
| 2013 |
Lear MJ, Hayashi Y. Remote 1,6-stereocontrol by iminium-mediated organocatalytic events Chemcatchem. 5: 3499-3501. DOI: 10.1002/Cctc.201300590 |
0.371 |
|
| 2013 |
Hayashi Y, Kojima M, Yasui Y, Kanda Y, Mukaiyama T, Shomura H, Nakamura D, Ritmaleni, Sato I. Diarylprolinol in an asymmetric, direct cross-aldol reaction with alkynyl aldehydes Chemcatchem. 5: 2887-2892. DOI: 10.1002/Cctc.201300390 |
0.707 |
|
| 2013 |
Hayashi Y, Kojima M. Asymmetric Aldol Reaction of Glyoxal Catalyzed by Diarylprolinol Chemcatchem. 5: 2883-2885. DOI: 10.1002/Cctc.201300247 |
0.543 |
|
| 2013 |
Hayashi Y, Itoh T, Ishikawa H. Organocatalyst-mediated dehydrogenation of aldehydes to α,β-unsaturated aldehydes, and oxidative and enantioselective reaction of aldehydes and nitromethane catalyzed by diphenylprolinol silyl ether Advanced Synthesis and Catalysis. 355: 3661-3669. DOI: 10.1002/Adsc.201300919 |
0.476 |
|
| 2012 |
Hayashi Y, Ogawa K, Inagaki F, Mukai C. First total synthesis of (+)-indicanone. Organic & Biomolecular Chemistry. 10: 4747-51. PMID 22588646 DOI: 10.1039/c2ob25500f |
0.414 |
|
| 2012 |
Hayashi Y, Yasui Y, Kojima M, Kawamura T, Ishikawa H. Diarylprolinol in an asymmetric aldol reaction of an α-alkyl-α-oxo aldehyde as an electrophile. Chemical Communications (Cambridge, England). 48: 4570-2. PMID 22466901 DOI: 10.1039/C2Cc31230A |
0.48 |
|
| 2012 |
Ishikawa H, Bondzic BP, Hayashi Y. ChemInform Abstract: Synthesis of (-)-Oseltamivir by Using a Microreactor in the Curtius Rearrangement. Cheminform. 43: no-no. DOI: 10.1002/CHIN.201212027 |
0.341 |
|
| 2012 |
Hayashi Y, Okamura D, Umemiya S, Uchimaru T. Organocatalytic 1,4-Addition Reaction of α,β-γ,δ-Diunsaturated Aldehydes versus 1,6-Addition Reaction Chemcatchem. 4: 959-962. DOI: 10.1002/Cctc.201200161 |
0.547 |
|
| 2011 |
Hayashi Y, Gotoh H, Honma M, Sankar K, Kumar I, Ishikawa H, Konno K, Yui H, Tsuzuki S, Uchimaru T. Organocatalytic, enantioselective intramolecular [6+2] cycloaddition reaction for the formation of tricyclopentanoids and insight on its mechanism from a computational study. Journal of the American Chemical Society. 133: 20175-85. PMID 22050305 DOI: 10.1021/Ja108516B |
0.529 |
|
| 2011 |
Hayashi Y, Urushima T, Sakamoto D, Torii K, Ishikawa H. One-pot synthesis of chiral aziridines by a domino reaction by using desulfonylative formation on the N-tosyl imine of chloroacetaldehyde with an asymmetric Mannich reaction as a key step. Chemistry (Weinheim An Der Bergstrasse, Germany). 17: 11715-8. PMID 21887838 DOI: 10.1002/Chem.201101668 |
0.59 |
|
| 2011 |
Urushima T, Ishikawa H, Hayashi Y. Asymmetric Mannich reaction of imines derived from aliphatic and aromatic aldehydes catalyzed by diarylprolinol silyl ether. Chemistry (Weinheim An Der Bergstrasse, Germany). 17: 8273-6. PMID 21656864 DOI: 10.1002/Chem.201101077 |
0.615 |
|
| 2011 |
Inagaki F, Itoh N, Hayashi Y, Matsui Y, Mukai C. Rh(I)-catalyzed intramolecular [2 + 2 + 1] cycloaddition of allenenes: Construction of bicyclo[4.3.0]nonenones with an angular methyl group and tricyclo[6.4.0.0]dodecenone. Beilstein Journal of Organic Chemistry. 7: 404-9. PMID 21512593 DOI: 10.3762/bjoc.7.52 |
0.382 |
|
| 2011 |
Hayashi Y, Itoh T, Ishikawa H. Oxidative and enantioselective cross-coupling of aldehydes and nitromethane catalyzed by diphenylprolinol silyl ether. Angewandte Chemie (International Ed. in English). 50: 3920-4. PMID 21442692 DOI: 10.1002/Anie.201006885 |
0.389 |
|
| 2011 |
Ishikawa H, Sawano S, Yasui Y, Shibata Y, Hayashi Y. Asymmetric one-pot four-component coupling reaction: synthesis of substituted tetrahydropyrans catalyzed by diphenylprolinol silyl ether. Angewandte Chemie (International Ed. in English). 50: 3774-9. PMID 21438102 DOI: 10.1002/Anie.201005386 |
0.569 |
|
| 2011 |
Ishikawa H, Honma M, Hayashi Y. One-pot high-yielding synthesis of the DPP4-selective inhibitor ABT-341 by a four-component coupling mediated by a diphenylprolinol silyl ether. Angewandte Chemie (International Ed. in English). 50: 2824-7. PMID 21387497 DOI: 10.1002/Anie.201006204 |
0.391 |
|
| 2011 |
Hayashi Y, Yasui Y, Kawamura T, Kojima M, Ishikawa H. One-pot synthesis of chiral α-substituted β,γ-epoxy aldehyde derivatives through an asymmetric aldol reaction of chloroacetaldehyde. Angewandte Chemie (International Ed. in English). 50: 2804-7. PMID 21387492 DOI: 10.1002/Anie.201005577 |
0.535 |
|
| 2011 |
Hayashi Y, Inagaki F, Mukai C. Total synthesis of (±)-meloscine. Organic Letters. 13: 1778-80. PMID 21381682 DOI: 10.1021/ol200311y |
0.324 |
|
| 2011 |
Hayashi Y, Yasui Y, Kawamura T, Kojima M, Ishikawa H. Diarylprolinol in the direct asymmetric aldol reaction of trifluoromethylacetaldehyde ethyl hemiacetal with aldehyde Synlett. 485-488. DOI: 10.1055/S-0030-1259543 |
0.534 |
|
| 2011 |
Hayashi Y, Yasui Y, Kawamura T, Kojima M, Ishikawa H. Diarylprolinol in the Direct Asymmetric Aldol Reaction of [nl]Trifluoromethylacetaldehyde Ethyl Hemiacetal with Aldehyde Synlett. 2011: 1788-1788. DOI: 10.1055/S-0029-1260945 |
0.573 |
|
| 2011 |
Patora-Komisarska K, Benohoud M, Ishikawa H, Seebach D, Hayashi Y. Organocatalyzed michael addition of aldehydes to nitro alkenes - Generally accepted mechanism revisited and revised Helvetica Chimica Acta. 94: 719-745. DOI: 10.1002/Hlca.201100122 |
0.644 |
|
| 2011 |
Ishikawa H, Bondzic BP, Hayashi Y. Synthesis of (-)-oseltamivir by using a microreactor in the curtius rearrangement European Journal of Organic Chemistry. 6020-6031. DOI: 10.1002/Ejoc.201100074 |
0.52 |
|
| 2011 |
Ishikawa H, Suzuki T, Orita H, Uchimaru T, Hayashi Y. Corrigendum: High-Yielding Synthesis of the Anti-Influenza Neuraminidase Inhibitor (−)-Oseltamivir by Two “One-Pot” Sequences Chemistry - a European Journal. 17: 12227-12227. DOI: 10.1002/Chem.201190224 |
0.307 |
|
| 2011 |
Ishikawa H, Honma M, Hayashi Y. Innentitelbild: One‐Pot High‐Yielding Synthesis of the DPP4‐Selective Inhibitor ABT‐341 by a Four‐Component Coupling Mediated by a Diphenylprolinol Silyl Ether (Angew. Chem. 12/2011) Angewandte Chemie. 123: 2700-2700. DOI: 10.1002/Ange.201100625 |
0.369 |
|
| 2010 |
Bondzic BP, Urushima T, Ishikawa H, Hayashi Y. Asymmetric epoxidation of α-substituted acroleins catalyzed by diphenylprolinol silyl ether. Organic Letters. 12: 5434-7. PMID 21049980 DOI: 10.1021/Ol102269S |
0.41 |
|
| 2010 |
Ishikawa H, Suzuki T, Orita H, Uchimaru T, Hayashi Y. High-yielding synthesis of the anti-influenza neuraminidase inhibitor (-)-oseltamivir by two "one-pot" sequences. Chemistry (Weinheim An Der Bergstrasse, Germany). 16: 12616-26. PMID 20859964 DOI: 10.1002/Chem.201001108 |
0.577 |
|
| 2010 |
Urushima T, Sakamoto D, Ishikawa H, Hayashi Y. Enantio- and diastereoselective synthesis of piperidines by coupling of four components in a "one-pot" sequence involving diphenylprolinol silyl ether mediated Michael reaction. Organic Letters. 12: 4588-91. PMID 20853903 DOI: 10.1021/Ol1018932 |
0.6 |
|
| 2010 |
Hayashi Y, Yamaguchi H, Toyoshima M, Okado K, Toyo T, Shoji M. Formal total synthesis of fostriecin by 1,4-asymmetric induction with an alkyne-cobalt complex. Chemistry (Weinheim An Der Bergstrasse, Germany). 16: 10150-9. PMID 20645347 DOI: 10.1002/Chem.201000795 |
0.482 |
|
| 2010 |
Urushima T, Yasui Y, Ishikawa H, Hayashi Y. Polymeric ethyl glyoxylate in an asymmetric aldol reaction catalyzed by diarylprolinol. Organic Letters. 12: 2966-9. PMID 20527926 DOI: 10.1021/Ol1009812 |
0.576 |
|
| 2010 |
Yamaguchi J, Hayashi Y. Syntheses of fumagillin and ovalicin. Chemistry (Weinheim An Der Bergstrasse, Germany). 16: 3884-901. PMID 20209516 DOI: 10.1002/Chem.200902433 |
0.633 |
|
| 2010 |
Hayashi Y, Miyamoto Y, Shoji M. β-Ketothioester as a Reactive Knoevenagel Donor. Cheminform. 33: 39-39. DOI: 10.1016/S0040-4039(02)00675-5 |
0.405 |
|
| 2010 |
Gotoh H, Ogino H, Ishikawa H, Hayashi Y. One-pot synthesis of chiral bicyclo[3.3.0]octatrienes using diphenylprolinol silyl ether-mediated ene-type reaction Tetrahedron. 66: 4894-4899. DOI: 10.1016/J.Tet.2010.03.010 |
0.598 |
|
| 2010 |
Gotoh H, Ogino H, Ishikawa H, Hayashi Y. ChemInform Abstract: One-Pot Synthesis of Chiral Bicyclo[3.3.0]octatrienes (III) Using Diphenylprolinol Silyl Ether-Mediated Ene-Type Reaction. Cheminform. 41: no-no. DOI: 10.1002/CHIN.201045054 |
0.494 |
|
| 2010 |
Hayashi Y, Narasaka K. ChemInform Abstract: [2 + 2] Cycloaddition Reactions Cheminform. 31: no-no. DOI: 10.1002/CHIN.200018221 |
0.441 |
|
| 2010 |
NARASAKA K, SHIMADZU H, HAYASHI Y. ChemInform Abstract: The EtAlCl2-Catalyzed Cargill Rearrangement of Bicyclo(n.2.0) Compounds Prepared by the (2 + 2)Cycloaddition of Cycloalkenones and 1- tert-Butyldimethylsilyl-2-methylthioacetylene. Cheminform. 24: no-no. DOI: 10.1002/chin.199352099 |
0.651 |
|
| 2009 |
Gotoh H, Okamura D, Ishikawa H, Hayashi Y. Diphenylprolinol silyl ether as a catalyst in an asymmetric, catalytic, and direct michael reaction of nitroethanol with alpha,beta-unsaturated aldehydes. Organic Letters. 11: 4056-9. PMID 19739683 DOI: 10.1021/ol901483x |
0.379 |
|
| 2009 |
Itoh T, Ishikawa H, Hayashi Y. Asymmetric aldol reaction of acetaldehyde and isatin derivatives for the total syntheses of ent-convolutamydine E and CPC-1 and a half fragment of madindoline A and B. Organic Letters. 11: 3854-7. PMID 19655732 DOI: 10.1021/Ol901432A |
0.53 |
|
| 2009 |
Gotoh H, Hayashi Y. Diphenylprolinol silyl ether as a catalyst in an asymmetric, catalytic and direct alpha-benzoyloxylation of aldehydes. Chemical Communications (Cambridge, England). 3083-5. PMID 19462094 DOI: 10.1039/B902287B |
0.415 |
|
| 2009 |
Hayashi Y, Sankar K, Ishikawa H, Nozawa Y, Mizoue K, Kakeya H. Total synthesis and determination of the absolute configuration of FD-838, a naturally occurring azaspirobicyclic product. Bioorganic & Medicinal Chemistry Letters. 19: 3863-5. PMID 19394824 DOI: 10.1016/J.Bmcl.2009.03.154 |
0.37 |
|
| 2009 |
Ishikawa H, Suzuki T, Hayashi Y. High-yielding synthesis of the anti-influenza neuramidase inhibitor (-)-oseltamivir by three "one-pot" operations. Angewandte Chemie (International Ed. in English). 48: 1304-7. PMID 19123206 DOI: 10.1002/Anie.200804883 |
0.382 |
|
| 2009 |
Hayashi Y, Obi K, Ohta Y, Okamura D, Ishikawa H. Diphenylprolinol silyl ether as a catalyst in an enantioselective, catalytic michael reaction for the formation of alpha,alpha-disubstituted alpha-amino acid derivatives. Chemistry, An Asian Journal. 4: 246-9. PMID 19065594 DOI: 10.1002/Asia.200800394 |
0.394 |
|
| 2009 |
Hayashi Y, Toyoshima M, Gotoh H, Ishikawa H. Diphenylprolinol silyl ether catalysis in an asymmetric formal carbo [3 + 3] cycloaddition reaction via a domino Michael/Knoevenagel condensation. Organic Letters. 11: 45-8. PMID 19053718 DOI: 10.1021/Ol802330H |
0.58 |
|
| 2009 |
Shoji M, Hayashi Y. Total Synthesis of Epoxyquinols: Oxidative Dimerization and Its Theoretical Analysis Journal of Synthetic Organic Chemistry, Japan. 67: 102-113. DOI: 10.5059/Yukigoseikyokaishi.67.102 |
0.531 |
|
| 2009 |
Kuroda K, Maruyama Y, Hayashi Y, Mukaiyama T. Conversion of alcohols to alkyl aryl sulfides by a new type of oxidation-reduction condensation using phenyl diphenylphosphinite Bulletin of the Chemical Society of Japan. 82: 381-392. DOI: 10.1246/Bcsj.82.381 |
0.563 |
|
| 2009 |
Ishikawa H, Suzuki T, Hayashi Y. Synthesis of Tamiflu (Oseltamivir) Synfacts. 2009: 705-705. DOI: 10.1055/S-0029-1217249 |
0.424 |
|
| 2009 |
Hayashi Y, Toyoshima M, Gotoh H, Ishikawa H. Substituted Cyclohexanes via a Highly Selective Domino Reaction Synfacts. 2009: 327-327. DOI: 10.1055/S-0028-1087729 |
0.525 |
|
| 2009 |
Hayashi Y, Shoji M, Ishikawa H, Yamaguchi J, Tamura T, Imai H, Nishigaya Y, Takabe K, Kakeya H, Osada H. Synthesis (+)-Cytotrienin A Synfacts. 2009: 0247-0247. DOI: 10.1055/S-0028-1087686 |
0.428 |
|
| 2009 |
Grošelj U, Seebach D, Badine DM, Schweizer WB, Beck AK, Krossing I, Klose P, Hayashi Y, Uchimaru T. Structures of the reactive intermediates in organocatalysis with diarylprolinol ethers Helvetica Chimica Acta. 92: 1225-1259. DOI: 10.1002/Hlca.200900179 |
0.464 |
|
| 2009 |
Hayashi Y, Toyoshima M, Gotoh H, Ishikawa H. ChemInform Abstract: Diphenylprolinol Silyl Ether Catalysis in an Asymmetric Formal Carbo [3 + 3] Cycloaddition Reaction via a Domino Michael/Knoevenagel Condensation. Cheminform. 40. DOI: 10.1002/CHIN.200918061 |
0.514 |
|
| 2008 |
Hayashi Y, Samanta S, Itoh T, Ishikawa H. Asymmetric, catalytic, and direct self-aldol reaction of acetaldehyde catalyzed by diarylprolinol. Organic Letters. 10: 5581-3. PMID 19053723 DOI: 10.1021/Ol802438U |
0.484 |
|
| 2008 |
Hayashi Y, Okano T, Itoh T, Urushima T, Ishikawa H, Uchimaru T. Direct organocatalytic mannich reaction of acetaldehyde: an improved catalyst and mechanistic insight from a computational study. Angewandte Chemie (International Ed. in English). 47: 9053-8. PMID 18925603 DOI: 10.1002/Anie.200802073 |
0.427 |
|
| 2008 |
Hayashi Y, Samanta S, Gotoh H, Ishikawa H. Asymmetric Diels-Alder reactions of alpha,beta-unsaturated aldehydes catalyzed by a diarylprolinol silyl ether salt in the presence of water. Angewandte Chemie (International Ed. in English). 47: 6634-7. PMID 18646029 DOI: 10.1002/Anie.200801408 |
0.441 |
|
| 2008 |
Hayashi Y, Shoji M, Ishikawa H, Yamaguchi J, Tamura T, Imai H, Nishigaya Y, Takabe K, Kakeya H, Osada H. The asymmetric total synthesis of (+)-cytotrienin a, an ansamycin-type anticancer drug. Angewandte Chemie (International Ed. in English). 47: 6657-60. PMID 18646025 DOI: 10.1002/Anie.200802079 |
0.617 |
|
| 2008 |
Hayashi Y, Miyakoshi N, Kitagaki S, Mukai C. Stereoselective total syntheses of uncommon sesquiterpenoids isolated from Jatropha neopauciflora. Organic Letters. 10: 2385-8. PMID 18476710 DOI: 10.1021/ol800633a |
0.408 |
|
| 2008 |
Hayashi Y, Itoh T, Ohkubo M, Ishikawa H. Asymmetric Michael reaction of acetaldehyde catalyzed by diphenylprolinol silyl ether. Angewandte Chemie (International Ed. in English). 47: 4722-4. PMID 18435523 DOI: 10.1002/Anie.200801130 |
0.592 |
|
| 2008 |
Hayashi Y, Gotoh H, Masui R, Ishikawa H. Diphenylprolinol silyl ether as a catalyst in an enantioselective, catalytic, formal aza [3+3] cycloaddition reaction for the formation of enantioenriched piperidines. Angewandte Chemie (International Ed. in English). 47: 4012-5. PMID 18399556 DOI: 10.1002/Anie.200800662 |
0.515 |
|
| 2008 |
Hayashi Y, Yamaguchi H, Toyoshima M, Okado K, Toyo T, Shoji M. Formal total synthesis of fostriecin via 1,4-asymmetric induction using cobalt-alkyne complex. Organic Letters. 10: 1405-8. PMID 18314999 DOI: 10.1021/Ol800195G |
0.458 |
|
| 2008 |
Hazelard D, Ishikawa H, Hashizume D, Koshino H, Hayashi Y. Proline-mediated enantioselective construction of tetrahydropyrans via a domino aldol/acetalization reaction. Organic Letters. 10: 1445-8. PMID 18311993 DOI: 10.1021/Ol8002223 |
0.579 |
|
| 2008 |
Hayashi Y, Itoh T, Aratake S, Ishikawa H. A diarylprolinol in an asymmetric, catalytic, and direct crossed-aldol reaction of acetaldehyde. Angewandte Chemie (International Ed. in English). 47: 2082-4. PMID 18264959 DOI: 10.1002/Anie.200704870 |
0.503 |
|
| 2008 |
Hayashi Y, Aratake S, Imai Y, Hibino K, Chen QY, Yamaguchi J, Uchimaru T. Direct asymmetric alpha-amination of cyclic ketones catalyzed by siloxyproline. Chemistry, An Asian Journal. 3: 225-32. PMID 18165948 DOI: 10.1002/Asia.200700307 |
0.683 |
|
| 2008 |
Aratake S, Itoh T, Okano T, Nagae N, Sumiya T, Shoji M, Hayashi Y. Highly diastereo- and enantioselective direct aldol reactions of aldehydes and ketones catalyzed by siloxyproline in the presence of water. Chemistry (Weinheim An Der Bergstrasse, Germany). 13: 10246-56. PMID 17896333 DOI: 10.1002/Chem.200700363 |
0.497 |
|
| 2008 |
Kuroda K, Maruyama Y, Hayashi Y, Mukaiyama T. Stereospecific synthesis of alkyl aryl sulfides from alcohols and 2-sulfanylbenzothiazole using aryl diphenylphosphinite and azide compounds by a new type of oxidation-reduction condensation Chemistry Letters. 37: 836-837. DOI: 10.1246/Cl.2008.836 |
0.59 |
|
| 2008 |
Mukaiyama T, Kuroda K, Maruyama Y, Hayashi Y. Stereospecific synthesis of sec- and tert-alkyl azides from alcohols and trimethylsilyl azide by a new type of oxidation-reduction condensation using phenyl diphenylphosphinite and trimethylsilylmethyl azide Chemistry Letters. 37: 1072-1073. DOI: 10.1246/Cl.2008.1072 |
0.569 |
|
| 2008 |
Hayashi Y, Yamaguchi H, Toyoshima M, Okado K, Toyo T, Shoji M. Formal Synthesis of Fostriecin Synfacts. 2008: 899-899. DOI: 10.1055/S-2008-1077989 |
0.422 |
|
| 2008 |
Hayashi Y, Gotoh H, Masui R, Ishikawa H. Formation of Piperidines by Asymmetric Formal Aza-[3+3] Cycloaddition Synfacts. 2008: 764-764. DOI: 10.1055/S-2008-1077823 |
0.458 |
|
| 2008 |
Hayashi Y, Hazelard D, Ishikawa H, Hashizume D, Koshino H. Synthesis of Tetrahydropyrans via a Domino Aldol-Acetalization Reaction Synfacts. 2008: 0762-0762. DOI: 10.1055/S-2008-1077822 |
0.594 |
|
| 2008 |
Hayashi Y, Itoh T, Nagae N, Ohkubo M, Ishikawa H. The Effectiveness of Proteinogenic Amino Acids in the Asymmetric Aldol Reaction in DMSO and Aqueous DMSO Synlett. 2008: 1565-1570. DOI: 10.1055/S-2008-1077789 |
0.355 |
|
| 2008 |
Hayashi Y, Itoh T, Nagae N, Ohkubo M, Ishikawa H. The effectiveness of proteinogenic amino acids in the asymmetric aldol reaction in DMSO and aqueous DMSO Synlett. 1565-1570. DOI: 10.1055/S-2008-1077789 |
0.48 |
|
| 2008 |
Hayashi Y, Itoh T, Aratake S, Ishikawa H. Direct Crossed-Aldol Reaction of Acetaldehyde Synfacts. 2008: 533-533. DOI: 10.1055/S-2008-1072686 |
0.464 |
|
| 2008 |
Hayashi Y, Yamaguchi H, Toyoshima M, Nasu S, Ochiai K, Shoji M. 1,4-Asymmetric Induction using a Cobalt Alkyne Complex Organometallics. 27: 163-165. DOI: 10.1021/Om700961E |
0.453 |
|
| 2008 |
Hayashi Y, Samanta S, Gotoh H, Ishikawa H. ChemInform Abstract: Asymmetric Diels-Alder Reactions of α,β-Unsaturated Aldehydes Catalyzed by a Diarylprolinol Silyl Ether Salt in the Presence of Water. Cheminform. 39. DOI: 10.1002/CHIN.200851034 |
0.385 |
|
| 2008 |
Hayashi Y, Itoh T, Ohkubo M, Ishikawa H. ChemInform Abstract: Asymmetric Michael Reaction of Acetaldehyde Catalyzed by Diphenylprolinol Silyl Ether. Cheminform. 39. DOI: 10.1002/CHIN.200841051 |
0.514 |
|
| 2008 |
Hayashi Y, Gotoh H, Masui R, Ishikawa H. ChemInform Abstract: Diphenylprolinol Silyl Ether as a Catalyst in an Enantioselective, Catalytic, Formal Aza [3 + 3] Cycloaddition Reaction for the Formation of Enantioenriched Piperidines. Cheminform. 39. DOI: 10.1002/CHIN.200836142 |
0.427 |
|
| 2008 |
Hayashi Y, Itoh T, Aratake S, Ishikawa H. ChemInform Abstract: A Diarylprolinol in an Asymmetric, Catalytic, and Direct Crossed-Aldol Reaction of Acetaldehyde. Cheminform. 39. DOI: 10.1002/CHIN.200830026 |
0.414 |
|
| 2008 |
Gotoh H, Ishikawa H, Hayashi Y. ChemInform Abstract: Diphenylprolinol Silyl Ether as Catalyst of an Asymmetric, Catalytic, and Direct Michael Reaction of Nitroalkanes with α,β-Unsaturated Aldehydes. Cheminform. 39. DOI: 10.1002/CHIN.200819027 |
0.379 |
|
| 2007 |
Hayashi Y, Urushima T, Aratake S, Okano T, Obi K. Organic solvent-free, enantio- and diastereoselective, direct Mannich reaction in the presence of water. Organic Letters. 10: 21-4. PMID 18052181 DOI: 10.1021/Ol702489K |
0.46 |
|
| 2007 |
Gotoh H, Ishikawa H, Hayashi Y. Diphenylprolinol silyl ether as catalyst of an asymmetric, catalytic, and direct Michael reaction of nitroalkanes with alpha,beta-unsaturated aldehydes. Organic Letters. 9: 5307-9. PMID 17997567 DOI: 10.1021/Ol702545Z |
0.44 |
|
| 2007 |
Hayashi Y, Sekizawa H, Yamaguchi J, Gotoh H. Organocatalyst-mediated enantioselective intramolecular aldol reaction featuring the rare combination of aldehyde as nucleophile and ketone as electrophile. The Journal of Organic Chemistry. 72: 6493-9. PMID 17637066 DOI: 10.1021/Jo0709100 |
0.772 |
|
| 2007 |
Gotoh H, Hayashi Y. Diarylprolinol silyl ether as catalyst of an exo-selective, enantioselective Diels-Alder reaction. Organic Letters. 9: 2859-62. PMID 17580885 DOI: 10.1021/Ol071009+ |
0.514 |
|
| 2007 |
Aratake S, Itoh T, Okano T, Usui T, Shoji M, Hayashi Y. Small organic molecule in enantioselective, direct aldol reaction "in water". Chemical Communications (Cambridge, England). 2524-6. PMID 17563817 DOI: 10.1039/B702559A |
0.409 |
|
| 2007 |
Hayashi Y, Okano T, Aratake S, Hazelard D. Diphenylprolinol silyl ether as a catalyst in an enantioselective, catalytic, tandem Michael/Henry reaction for the control of four stereocenters. Angewandte Chemie (International Ed. in English). 46: 4922-5. PMID 17516602 DOI: 10.1002/Anie.200700909 |
0.48 |
|
| 2007 |
Matsuzawa M, Kakeya H, Yamaguchi J, Shoji M, Onose R, Osada H, Hayashi Y. Enantio- and diastereoselective total synthesis of (+)-panepophenanthrin, a ubiquitin-activating enzyme inhibitor, and biological properties of its new derivatives. Chemistry, An Asian Journal. 1: 845-51. PMID 17441127 DOI: 10.1002/Asia.200600199 |
0.701 |
|
| 2007 |
Hayashi Y, Urushima T, Tsuboi W, Shoji M. L-proline-catalyzed enantioselective one-pot cross-Mannich reaction of aldehydes. Nature Protocols. 2: 113-8. PMID 17401345 DOI: 10.1038/Nprot.2006.472 |
0.569 |
|
| 2007 |
Gotoh H, Masui R, Ogino H, Shoji M, Hayashi Y. Enantioselective ene reaction of cyclopentadiene and alpha,beta-enals catalyzed by a diphenylprolinol silyl ether. Angewandte Chemie (International Ed. in English). 45: 6853-6. PMID 17001710 DOI: 10.1002/Anie.200602925 |
0.427 |
|
| 2007 |
Hayashi Y, Aratake S, Okano T, Takahashi J, Sumiya T, Shoji M. Combined proline-surfactant organocatalyst for the highly diastereo- and enantioselective aqueous direct cross-aldol reaction of aldehydes. Angewandte Chemie (International Ed. in English). 45: 5527-9. PMID 16856197 DOI: 10.1002/Anie.200601156 |
0.52 |
|
| 2007 |
Hayashi Y, Matsuzawa M, Yamaguchi J, Yonehara S, Matsumoto Y, Shoji M, Hashizume D, Koshino H. Large nonlinear effect observed in the enantiomeric excess of proline in solution and that in the solid state. Angewandte Chemie (International Ed. in English). 45: 4593-7. PMID 16819754 DOI: 10.1002/Anie.200601506 |
0.646 |
|
| 2007 |
Hayashi Y, Takeda M, Shoji M, Morita M. Ultracentrifuge-mediated Diels–Alder Reaction in a Two-phase System of Water and Chloroform Chemistry Letters. 36: 68-69. DOI: 10.1246/Cl.2007.68 |
0.418 |
|
| 2007 |
Hayashi Y, Okano T, Aratake S, Hazelard D. Organocatalytic Asymmetric Tandem Michael-Henry Reaction Synfacts. 2007: 871-871. DOI: 10.1055/S-2007-968759 |
0.548 |
|
| 2007 |
Kuroda K, Hayashi Y, Mukaiyama T. Conversion of tertiary alcohols to tert-alkyl azides by way of quinone-mediated oxidation-reduction condensation using alkyl diphenylphosphinites Tetrahedron. 63: 6358-6364. DOI: 10.1016/J.Tet.2007.03.176 |
0.612 |
|
| 2007 |
Shoji M, Hayashi Y. Chemistry of Epoxyquinols A, B, and C and Epoxytwinol A European Journal of Organic Chemistry. 2007: 3783-3800. DOI: 10.1002/Ejoc.200700092 |
0.558 |
|
| 2006 |
Hayashi Y, Aratake S, Itoh T, Okano T, Sumiya T, Shoji M. Dry and wet prolines for asymmetric organic solvent-free aldehyde-aldehyde and aldehyde-ketone aldol reactions. Chemical Communications (Cambridge, England). 957-9. PMID 17311133 DOI: 10.1039/B613262F |
0.555 |
|
| 2006 |
Shiina I, Uchimaru T, Shoji M, Kakeya H, Osada H, Hayashi Y. Computational study on the reaction mechanism of the key thermal [4 + 4] cycloaddition reaction in the biosynthesis of epoxytwinol A. Organic Letters. 8: 1041-4. PMID 16524263 DOI: 10.1021/Ol052916M |
0.352 |
|
| 2006 |
Hayashi Y, Sumiya T, Takahashi J, Gotoh H, Urushima T, Shoji M. Highly diastereo- and enantioselective direct aldol reactions in water. Angewandte Chemie. 45: 958-961. PMID 16385603 DOI: 10.1002/Anie.200502488 |
0.47 |
|
| 2006 |
Yamaguchi J, Toyoshima M, Shoji M, Kakeya H, Osada H, Hayashi Y. Concise enantio- and diastereoselective total syntheses of fumagillol, RK-805, FR65814, ovalicin, and 5-demethylovalicin. Angewandte Chemie (International Ed. in English). 45: 789-93. PMID 16365904 DOI: 10.1002/Anie.200502826 |
0.685 |
|
| 2006 |
Hayashi Y, Gotoh H, Tamura T, Yamaguchi H, Masui R, Shoji M. Cysteine-derived organocatalyst in a highly enantioselective intramolecular Michael reaction. Journal of the American Chemical Society. 127: 16028-9. PMID 16287281 DOI: 10.1021/Ja055740S |
0.605 |
|
| 2006 |
Hayashi Y, Gotoh H, Hayashi T, Shoji M. Diphenylprolinol silyl ethers as efficient organocatalysts for the asymmetric Michael reaction of aldehydes and nitroalkenes. Angewandte Chemie (International Ed. in English). 44: 4212-5. PMID 15929151 DOI: 10.1002/Anie.200500599 |
0.579 |
|
| 2006 |
Yamaguchi J, Kakeya H, Uno T, Shoji M, Osada H, Hayashi Y. Determination by asymmetric total synthesis of the absolute configuration of lucilactaene, a cell-cycle inhibitor in p53-transfected cancer cells. Angewandte Chemie (International Ed. in English). 44: 3110-5. PMID 15832392 DOI: 10.1002/Anie.200500060 |
0.599 |
|
| 2006 |
Shoji M, Uno T, Hayashi Y. Stereoselective total synthesis of ent-EI-1941-2 and Epi-ent-EI-1941-2. Organic Letters. 6: 4535-8. PMID 15548069 DOI: 10.1021/Ol0481479 |
0.522 |
|
| 2006 |
Kuroda K, Kaneko N, Hayashi Y, Mukaiyama T. Preparation of tert-alkyl azides from tertiary alcohols by way of benzoquinone-mediated oxidation-reduction condensation Chemistry Letters. 35: 1432-1433. DOI: 10.1246/Cl.2006.1432 |
0.613 |
|
| 2006 |
Hayashi Y, Gotoh H, Masui R, Ogino H, Shoji M. Enantioselective Ene Reaction Catalyzed by a Diphenylprolinol Silyl Ether Synfacts. 2006: 1284-1284. DOI: 10.1055/S-2006-955560 |
0.595 |
|
| 2006 |
Hayashi Y, Aratake S, Okano T, Takahashi J, Sumiya T, Shoji M. Enantioselective Aqueous Direct Cross-Aldol Reaction of Aldehydes Synfacts. 2006: 1063-1063. DOI: 10.1055/S-2006-949370 |
0.527 |
|
| 2006 |
Hayashi Y, Yamaguchi J, Toyoshima M, Shoji M, Kakeya H, Osada H. Syntheses of Fumagillol, RK-805, and FR65814 Synfacts. 2006: 0749-0749. DOI: 10.1055/S-2006-941931 |
0.371 |
|
| 2006 |
Hayashi Y, Sumiya T, Takahashi J, Gotoh H, Urushima T, Shoji M. Highly Diastereo- and Enantioselective Direct Aldol Reactions in Water Synfacts. 2006: 274-274. DOI: 10.1055/S-2006-931987 |
0.47 |
|
| 2005 |
Shoji M, Uno T, Kakeya H, Onose R, Shiina I, Osada H, Hayashi Y. Enantio- and diastereoselective total synthesis of EI-1941-1, -2, and -3, inhibitors of interleukin-1beta converting enzyme, and biological properties of their derivatives. The Journal of Organic Chemistry. 70: 9905-15. PMID 16292821 DOI: 10.1021/Jo0516436 |
0.397 |
|
| 2005 |
Hayashi Y, Tsuboi W, Shoji M, Suzuki N. Application of high pressure induced by water-freezing to the direct catalytic asymmetric three-component List-Barbas-Mannich reaction. Journal of the American Chemical Society. 125: 11208-9. PMID 16220937 DOI: 10.1021/Ja0372513 |
0.452 |
|
| 2005 |
Hayashi Y, Shoji M, Mukaiyama T, Gotoh H, Yamaguchi S, Nakata M, Kakeya H, Osada H. First asymmetric total synthesis of synerazol, an antifungal antibiotic, and determination of its absolute stereochemistry. The Journal of Organic Chemistry. 70: 5643-54. PMID 15989349 DOI: 10.1021/Jo050664X |
0.653 |
|
| 2005 |
Shoji M, Imai H, Mukaida M, Sakai K, Kakeya H, Osada H, Hayashi Y. Total synthesis of epoxyquinols A, B, and C and epoxytwinol A and the reactivity of a 2H-pyran derivative as the diene component in the Diels-Alder reaction. The Journal of Organic Chemistry. 70: 79-91. PMID 15624908 DOI: 10.1021/Jo048425H |
0.571 |
|
| 2005 |
Nagumo Y, Kakeya H, Yamaguchi J, Uno T, Shoji M, Hayashi Y, Osada H. Structure-activity relationships of epolactaene derivatives: structural requirements for inhibition of Hsp60 chaperone activity. Bioorganic & Medicinal Chemistry Letters. 14: 4425-9. PMID 15357965 DOI: 10.1016/J.Bmcl.2004.06.054 |
0.571 |
|
| 2005 |
Hayashi Y, Yamaguchi J, Sumiya T, Shoji M. Direct proline-catalyzed asymmetric alpha-aminoxylation of ketones. Angewandte Chemie (International Ed. in English). 43: 1112-5. PMID 14983448 DOI: 10.1002/Anie.200353085 |
0.633 |
|
| 2005 |
Hayashi Y. Recent Progress in the Asymmetric Organocatalysis Journal of Synthetic Organic Chemistry Japan. 63: 464-477. DOI: 10.5059/Yukigoseikyokaishi.63.464 |
0.564 |
|
| 2005 |
Hayashi Y, Gotoh H, Tamura T, Yamaguchi H, Masui R, Shoji M. Cysteine-Derived Organocatalyst for Enantioselective Michael Reactions Synfacts. 2006: 0073-0073. DOI: 10.1055/S-2005-921708 |
0.582 |
|
| 2005 |
Yamaguchi J, Kakeya H, Uno T, Shoji M, Osada H, Hayashi Y. Synthesis of Lucilactaene Synfacts. 2005: 271-271. DOI: 10.1055/S-2005-921597 |
0.428 |
|
| 2005 |
Hayashi Y, Shoji M, Kishida S. Synthesis of α- and/or γ-benzoyloxy-α,β-enones from α-halo-α,β-enones Tetrahedron Letters. 46: 681-685. DOI: 10.1016/J.Tetlet.2004.11.119 |
0.305 |
|
| 2005 |
Hayashi Y, Urushima T, Shin M, Shoji M. The stereoselective synthesis of α-substituted β-amino secondary alcohols based on the proline-mediated, asymmetric, three-component Mannich reaction and its application to the formal total synthesis of nikkomycins B and Bx Tetrahedron. 61: 11393-11404. DOI: 10.1016/J.Tet.2005.09.013 |
0.529 |
|
| 2005 |
Hayashi Y, Shoji M, Kishida S. Synthesis of ?- and/or ?-Benzoyloxy-?,?-enones from ?-Halo-?,?-enones. Cheminform. 36. DOI: 10.1002/CHIN.200520066 |
0.331 |
|
| 2005 |
Shoji M, Uno T, Hayashi Y. Stereoselective Total Synthesis of ent-El-1941-2 and Epi-ent-El-1941-2. Cheminform. 36. DOI: 10.1002/CHIN.200515210 |
0.343 |
|
| 2005 |
Hayashi Y, Yamaguchi J, Sumiya T, Hibino K, Shoji M. Direct Proline-Catalyzed Asymmetric α-Aminoxylation of Aldehydes and Ketones. Cheminform. 36. DOI: 10.1002/CHIN.200501036 |
0.344 |
|
| 2005 |
Hayashi Y, Urushima T, Shoji M, Uchimaru T, Shiina I. The direct, enantioselective, one-pot, three-component, cross-Mannich reaction of aldehydes: The reason for the higher reactivity of aldimine versus aldehyde in proline-mediated Mannich and aldol reactions Advanced Synthesis and Catalysis. 347: 1595-1604. DOI: 10.1002/Adsc.200505190 |
0.51 |
|
| 2004 |
Hayashi Y, Yamaguchi J, Sumiya T, Hibino K, Shoji M. Direct proline-catalyzed asymmetric alpha-aminoxylation of aldehydes and ketones. The Journal of Organic Chemistry. 69: 5966-73. PMID 15373480 DOI: 10.1021/Jo049338S |
0.682 |
|
| 2004 |
Shoji M, Imai H, Shiina I, Kakeya H, Osada H, Hayashi Y. Different reaction modes for the oxidative dimerization of epoxyquinols and epoxyquinones. Importance of intermolecular hydrogen-bonding. The Journal of Organic Chemistry. 69: 1548-56. PMID 14987010 DOI: 10.1021/Jo0355303 |
0.454 |
|
| 2004 |
Hayashi Y, Tsuboi W, Ashimine I, Urushima T, Shoji M, Sakai K. The direct and enantioselective, one-pot, three-component, cross-mannich reaction of aldehydes. Angewandte Chemie (International Ed. in English). 42: 3677-80. PMID 12916046 DOI: 10.1002/Anie.200351813 |
0.494 |
|
| 2004 |
Hayashi Y, Tsuboi W, Shoji M, Suzuki N. Application of High Pressure, Induced by Water Freezing, to the Direct Asymmetric Aldol Reaction. Cheminform. 35. DOI: 10.1016/J.Tetlet.2004.03.190 |
0.457 |
|
| 2004 |
Hayashi Y, Yamaguchi J, Sumiya T, Shoji M. Direct Proline-Catalyzed Asymmetric α-Aminoxylation of Ketones. Cheminform. 35. DOI: 10.1002/CHIN.200424048 |
0.308 |
|
| 2004 |
Hayashi Y, Yamaguchi J, Hibino K, Shoji M. Direct Proline-Catalyzed Asymmetric α-Aminooxylation of Aldehydes. Cheminform. 35. DOI: 10.1002/CHIN.200405033 |
0.306 |
|
| 2004 |
Hayashi Y, Yamaguchi J, Sumiya T, Shoji M. Direct Proline-Catalyzed Asymmetricα-Aminoxylation of Ketones Angewandte Chemie. 116: 1132-1135. DOI: 10.1002/Ange.200353085 |
0.5 |
|
| 2004 |
Hayashi Y, Yamaguchi J, Hibino K, Sumiya T, Urushima T, Shoji M, Hashizume D, Koshino H. A Highly Active 4‐Siloxyproline Catalyst for Asymmetric Synthesis Advanced Synthesis & Catalysis. 346: 1435-1439. DOI: 10.1002/Adsc.200404166 |
0.485 |
|
| 2004 |
Hayashi Y, Tamura T, Shoji M. The Chiral Diamine Mediated Asymmetric Baylis–Hillman Reaction Advanced Synthesis & Catalysis. 346: 1106-1110. DOI: 10.1002/Adsc.200404069 |
0.562 |
|
| 2003 |
Hayashi Y, Shoji M, Yamaguchi S, Mukaiyama T, Yamaguchi J, Kakeya H, Osada H. Asymmetric total synthesis of pseurotin A. Organic Letters. 5: 2287-90. PMID 12816430 DOI: 10.1021/Ol034630S |
0.807 |
|
| 2003 |
Hayashi Y, Kanayama J, Yamaguchi J, Shoji M. Diastereoselective total synthesis of both enantiomers of epolactaene. The Journal of Organic Chemistry. 67: 9443-8. PMID 12492351 DOI: 10.1021/Jo025641M |
0.703 |
|
| 2003 |
Hayashi Y, Nakamura M, Nakao S, Inoue T, Shoji M. The HfCl4-mediated Diels-Alder reaction of furan. Angewandte Chemie (International Ed. in English). 41: 4079-82. PMID 12412087 DOI: 10.1002/1521-3773(20021104)41:21<4079::Aid-Anie4079>3.0.Co;2-N |
0.519 |
|
| 2003 |
Shoji M, Kishida S, Kodera Y, Shiina I, Kakeya H, Osada H, Hayashi Y. Reaction modes of oxidative dimerization of epoxycyclohexenols Tetrahedron Letters. 44: 7205-7207. DOI: 10.1016/S0040-4039(03)01781-7 |
0.361 |
|
| 2003 |
Hayashi Y, Yamaguchi J, Hibino K, Shoji M. Direct proline catalyzed asymmetric α-aminooxylation of aldehydes Tetrahedron Letters. 44: 8293-8296. DOI: 10.1016/J.Tetlet.2003.09.057 |
0.429 |
|
| 2002 |
Hayashi Y, Shoji M, Yamaguchi J, Sato K, Yamaguchi S, Mukaiyama T, Sakai K, Asami Y, Kakeya H, Osada H. Asymmetric total synthesis of (-)-azaspirene, a novel angiogenesis inhibitor. Journal of the American Chemical Society. 124: 12078-9. PMID 12371831 DOI: 10.1021/Ja0276826 |
0.793 |
|
| 2002 |
Shoji M, Yamaguchi J, Kakeya H, Osada H, Hayashi Y. Total synthesis of (+)-epoxyquinols A and B. Angewandte Chemie (International Ed. in English). 41: 3192-4. PMID 12207386 DOI: 10.1002/1521-3773(20020902)41:17<3192::Aid-Anie3192>3.0.Co;2-E |
0.598 |
|
| 2002 |
Hayashi Y, Takeda M, Miyamoto Y, Shoji M. Oxidative Double Bond Cleavage of α-Substituted Styrenes with Molecular Oxygen Chemistry Letters. 31: 414-415. DOI: 10.1246/Cl.2002.414 |
0.361 |
|
| 2002 |
Hayashi Y, Nishimura K. Application of High Pressure Induced by Water-freezing to the Michael Reaction of Alcohols with α,β-Enones Chemistry Letters. 31: 296-297. DOI: 10.1246/Cl.2002.296 |
0.396 |
|
| 2002 |
Shoji M, Kishida S, Takeda M, Kakeya H, Osada H, Hayashi Y. A practical total synthesis of both enantiomers of epoxyquinols A and B Tetrahedron Letters. 43: 9155-9158. DOI: 10.1016/S0040-4039(02)02271-2 |
0.527 |
|
| 2002 |
Hayashi Y, Okado K, Ashimine I, Shoji M. The Baylis-Hillman reaction under high pressure induced by water-freezing Tetrahedron Letters. 43: 8683-8686. DOI: 10.1016/S0040-4039(02)02160-3 |
0.362 |
|
| 2002 |
Hayashi Y, Yamaguchi J, Shoji M. The diastereoselective asymmetric total synthesis of NG-391, a neuronal cell-protecting molecule Tetrahedron. 58: 9839-9846. DOI: 10.1016/S0040-4020(02)01290-5 |
0.394 |
|
| 1999 |
Uchiyama K, Hayashi Y, Narasaka K. Synthesis of dihydropyrroles by the intramolecular addition of alkylideneaminyl radicals generated from O-2,4-dinitrophenyloximes of γ,δ- unsaturated ketones Tetrahedron. 55: 8915-8930. DOI: 10.1016/S0040-4020(99)00453-6 |
0.681 |
|
| 1998 |
Uchiyama K, Yoshida M, Hayashi Y, Narasaka K. Synthesis of dihydropyrroles and tetrahydropyridines by the intramolecular cyclization of O-methylsulfonyloximes having an active methine group Chemistry Letters. 607-608. DOI: 10.1246/Cl.1998.607 |
0.646 |
|
| 1998 |
Ono A, Uchiyama K, Hayashi Y, Narasaka K. Regioselective synthesis of 8-hydroxytetrahydroquinolines by the cyclization of m-hydroxyphenethyl ketone O-2,4-dinitrophenyloximes Chemistry Letters. 437-438. DOI: 10.1246/Cl.1998.437 |
0.671 |
|
| 1998 |
Iwakoshi M, Ban SH, Hayashi Y, Narasaka K. Regioselective acylation of (5-alkylidene-1,3-cyclohexadiene)tricarbonyliron complexes by the reaction with organometallic reagents Chemistry Letters. 395-396. DOI: 10.1246/Cl.1998.395 |
0.714 |
|
| 1998 |
Ban SH, Hayashi Y, Narasaka K. Preparation of m-acylaniline derivatives by the reaction of tricarbonyl(cyclohexadienone O-benzyloxime)iron complex and higher order cuprates Chemistry Letters. 393-394. DOI: 10.1246/Cl.1998.393 |
0.679 |
|
| 1998 |
Hayashi Y, Narasaka K. Asymmetric total synthesis of epolactaene Chemistry Letters. 313-314. DOI: 10.1246/Cl.1998.313 |
0.705 |
|
| 1998 |
Uchiyama K, Hayashi Y, Narasaka K. Synthesis of Dihydropyrroles by the Intramolecular Addition of Alkylideneaminyl Radicals Generated from O-2,4-Dinitrophenyloximes of γ,δ-Unsaturated Ketones Chemistry Letters. 1998: 1261-1262. DOI: 10.1246/Cl.1998.1261 |
0.365 |
|
| 1998 |
Uchiyama K, Ono A, Hayashi Y, Narasaka K. Regioselective Synthesis of Quinolin-8-ols and 1,2,3,4-Tetrahydroquinolin-8-ols by the Cyclization of 2-(3-Hydroxyphenyl)ethyl Ketone O-2,4-Dinitrophenyloximes Bulletin of the Chemical Society of Japan. 71: 2945-2955. DOI: 10.1246/Bcsj.71.2945 |
0.737 |
|
| 1997 |
Tsutsui H, Hayashi Y, Narasaka K. Preparation of primary amines by the copper(I) catalyzed reaction of 4,4'-bis(trifluoromethyl)benzophenone O-methylsulfonyloxime and alkyl Grignard reagents Chemistry Letters. 317-318. DOI: 10.1246/Cl.1997.317 |
0.751 |
|
| 1997 |
Uchiyama K, Hayashi Y, Narasaka K. Synthesis of 8-hydroxyquinolines by the cyclization of m-hydroxyphenethyl ketone O-2,4-dinitrophenyloximes Synlett. 445-446. DOI: 10.1055/S-1997-6146 |
0.666 |
|
| 1996 |
Hayashi Y, Rohde JJ, Corey EJ. A Novel Chiral Super-Lewis Acidic Catalyst for Enantioselective Synthesis Journal of the American Chemical Society. 118: 5502-5503. DOI: 10.1021/Ja960766S |
0.606 |
|
| 1994 |
Hayashi Y, Ushio H, Narasaka K. Preparation of Bridgehead Substituted Bicyclo[3.3.0]octane Derivatives by the BF3·OEt2-Catalyzed Rearrangement of Bicyclo[3.2.1]oct-6-en-8-ols Chemistry Letters. 1994: 289-292. DOI: 10.1246/Cl.1994.289 |
0.669 |
|
| 1994 |
Narasaka K, Hayashi K, Hayashi Y. Asymmetric synthesis of methylenecyclobutanes and their transformation to medium-sized carbocyclic compounds Tetrahedron. 50: 4529-4542. DOI: 10.1016/S0040-4020(01)89384-4 |
0.752 |
|
| 1993 |
Narasaka K, Shimadzu H, Hayashi Y. The EtAlCl2-Catalyzed Cargill Rearrangement of Bicyclo[n.2.0] Compounds Prepared by the [2+2] Cycloaddition of Cycloalkenones and 1-t-Butyldimethylsilyl-2-methylthioacetylene Chemistry Letters. 1993: 621-624. DOI: 10.1246/Cl.1993.621 |
0.705 |
|
| 1993 |
Narasaka K, Hidai E, Hayashi Y, Gras JL. Kinetic resolution of α-substituted ketones by Wittig reaction using a chiral tricyclic phosphonate Journal of the Chemical Society, Chemical Communications. 102-104. DOI: 10.1039/C39930000102 |
0.763 |
|
| 1993 |
Uemura M, Hayashi Y, Hayashi Y. (η6-Arene)chromium tricarbonyl complexes as chiral auxiliaries in asymmetric Diels-Alder reactions Tetrahedron: Asymmetry. 4: 2290-2294. DOI: 10.1016/S0957-4166(00)80085-3 |
0.429 |
|
| 1992 |
Narasaka K, Shibata T, Hayashi Y. Reactions of 1,2-Propadienyl Sulfides with Aldehydes and Acetals Catalyzed by BF3·OEt2 Bulletin of the Chemical Society of Japan. 65: 2825-2830. DOI: 10.1246/Bcsj.65.2825 |
0.775 |
|
| 1992 |
Narasaka K, Shibata T, Hayashi Y. Acid-Promoted Reactions of Schiff’s Bases with Ketene Dithioacetal, Vinyl Sulfides, and 1,2-Propadienyl Sulfides Bulletin of the Chemical Society of Japan. 65: 1392-1396. DOI: 10.1246/Bcsj.65.1392 |
0.742 |
|
| 1992 |
Narasaka K, Hayashi Y, Shimadzu H, Niihata S. Asymmetric [2 + 2] cycloaddition reaction catalyzed by a chiral titanium reagent Journal of the American Chemical Society. 114: 8869-8885. DOI: 10.1021/Ja00049A020 |
0.777 |
|
| 1992 |
Narasaka K, Kusama H, Hayashi Y. Rearrangement of Allylic and Propargylic Alcohols Catalyzed by the Combined Use of tetrabutylammonium perrhenate (VII) and p-toluenesulfonic acid Tetrahedron. 48: 2059-2068. DOI: 10.1016/S0040-4020(01)88874-8 |
0.721 |
|
| 1991 |
Narasaka K, Kusama H, Hayashi Y. Rearrangement of Allylic and Propargylic Alcohols Catalyzed by the Combined Use of Tetrabutylammonium Perrhenate(VII) and p-Toluenesulfonic Acid Chemistry Letters. 20: 1413-1416. DOI: 10.1246/Cl.1991.1413 |
0.361 |
|
| 1991 |
Hayashi Y, Otaka K, Saito N, Narasaka K. Asymmetric Reactions of Enamines with Methyl (E)-4-Oxo-4-(2-oxo-1,3-oxazolidin-3-yl)-2-butenoate by the Use of a Chiral Titanium Reagent Bulletin of the Chemical Society of Japan. 64: 2122-2127. DOI: 10.1246/Bcsj.64.2122 |
0.77 |
|
| 1991 |
Narasaka K, Kusama H, Hayashi Y. Enantio- and Diastereo-Selective Synthesis of (+)-Grandisol Bulletin of the Chemical Society of Japan. 64: 1471-1478. DOI: 10.1246/Bcsj.64.1471 |
0.753 |
|
| 1991 |
Narasaka K, Hayashi Y, Shimada S, Yamada J. Asymmetric Intramolecular Ene Reaction Catalyzed by a Chiral Titanium Reagent and Synthesis of (—)‐ε‐Cadinene Israel Journal of Chemistry. 31: 261-271. DOI: 10.1002/Ijch.199100030 |
0.785 |
|
| 1990 |
HAYASHI Y, NARASAKA K. New reagents. II. Reagents for asymmetric synthesis. Titanium complex with chiral 1,4-diol. Journal of Synthetic Organic Chemistry, Japan. 48: 988-989. DOI: 10.5059/Yukigoseikyokaishi.48.988 |
0.687 |
|
| 1990 |
Hayashi Y, Niihata S, Narasaka K. [2+2] Cycloaddition Reaction between Allenyl Sulfides and Electron Deficient Olefins Promoted by Lewis Acids Chemistry Letters. 19: 2091-2094. DOI: 10.1246/Cl.1990.2091 |
0.747 |
|
| 1990 |
Hayashi Y, Shibata T, Narasaka K. Ene Reaction of Allenyl Sulfides with Aldehydes and Schiffs Bases Catalyzed by Lewis Acids Chemistry Letters. 19: 1693-1696. DOI: 10.1246/Cl.1990.1693 |
0.752 |
|
| 1990 |
Narasaka K, Saito N, Hayashi Y, Ichida H. Synthesis, Molecular Structure, and Some Reactions of Bis(dimethylphenylsilyl) Ketone Chemistry Letters. 19: 1411-1414. DOI: 10.1246/Cl.1990.1411 |
0.71 |
|
| 1990 |
Hayashi Y, Narasaka K. Asymmetric [2+2] Cycloaddition Reaction between α,β-Unsaturated Acid Derivatives and Alkynyl or Alkenyl Sulfides Catalyzed by a Chiral Titanium Reagent Chemistry Letters. 19: 1295-1298. DOI: 10.1246/Cl.1990.1295 |
0.781 |
|
| 1990 |
Uchimaru T, Tsuzuki S, Tanabe K, Hayashi Y. An Ab Initio Molecular Orbital Study on the Ene Reaction of Methyl Acrylate with Propene Bulletin of the Chemical Society of Japan. 63: 2246-2251. DOI: 10.1246/Bcsj.63.2246 |
0.403 |
|
| 1989 |
Iwasawa N, Hayashi Y, Sakurai H, Narasaka K. Characterization of the Chiral Titanium Reagent Prepared from the Tartrate-derived Chiral Diol and Titanium Dichloride Diisopropoxide Chemistry Letters. 18: 1581-1584. DOI: 10.1246/Cl.1989.1581 |
0.752 |
|
| 1989 |
Ichikawa YI, Narita A, Shiozawa A, Hayashi Y, Narasaka K. Enantio- and diastereo-selective synthesis of carbocyclic oxetanocin analogues Journal of the Chemical Society, Chemical Communications. 1919-1921. DOI: 10.1039/C39890001919 |
0.629 |
|
| 1989 |
Uchimaru T, Tsuzuki S, Tanabe K, Hayashi Y. Transition structures of the ene reaction between methyl acrylate and propene Journal of the Chemical Society, Chemical Communications. 1861-1862. DOI: 10.1039/C39890001861 |
0.412 |
|
| 1988 |
Narasaka K, Hayashi Y, Shimada S. Asymmetric Intramolecular Ene Reaction Catalyzed by a Chiral Titanium Alkoxide Chemistry Letters. 17: 1609-1612. DOI: 10.1246/Cl.1988.1609 |
0.779 |
|
| 1987 |
Hayashi Y, Mukaiyama T. New Method for Oxidative Carbon-carbon Bond Formation by the Reaction of Allyl Ethers, 2,3-Dichloro-5,6-dicyano-p-benzoquinone(DDQ) and Silyl Carbon Nucleophiles Chemistry Letters. 16: 1811-1814. DOI: 10.1246/Cl.1987.1811 |
0.594 |
|
| 1987 |
Hayashi Y, Wariishi K, Mukaiyama T. Oxidative Carbon–Carbon Bond Forming Reaction via a 1,3-Dioxolan-2-ylium Cation Chemistry Letters. 16: 1243-1246. DOI: 10.1246/Cl.1987.1243 |
0.632 |
|
| 1986 |
Mukaiyama T, Hayashi Y, Hashimoto Y. Regioselective Alkylation of 1,3-Dioxolan-2-ylium Cation Derived from α,β-Unsaturated Aldehyde Ethylene Acetal with Lithium Organo Compounds Chemistry Letters. 15: 1627-1630. DOI: 10.1246/Cl.1986.1627 |
0.592 |
|
| 1984 |
Mukaiyama T, Hashimoto Y, Hayashi Y, Shoda S. STEREOSELECTIVE SYNTHESIS OF α-RIBONUCLEOSIDES FROM 1-HYDROXY SUGARS BY USING 2-FLUOROPYRIDINIUM TOSYLATE Chemistry Letters. 13: 557-560. DOI: 10.1246/Cl.1984.557 |
0.423 |
|
| 1984 |
Mukaiyama T, Hashimoto Y, Hayashi Y, Shoda S. STEREOSELECTIVE SYNTHESIS OF α-RIBONUCLEOSIDES FROM 1-HYDROXY SUGARS BY USING 2-FLUOROPYRIDINIUM TOSYLATE Cheminform. 15. DOI: 10.1002/Chin.198441327 |
0.421 |
|
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