Year |
Citation |
Score |
2024 |
Singh B, Kashyap S, Singh S, Gupta S, Ghorai MK. Catalytic Aminium Radical-Cation Salt (Magic Blue)-Initiated S2-Type Nucleophilic Ring-Opening Transformations of Aziridines. The Journal of Organic Chemistry. 89: 2247-2263. PMID 38323416 DOI: 10.1021/acs.joc.3c02194 |
0.391 |
|
2023 |
Singh B, Kumar M, Goswami G, Verma I, Ghorai MK. Ring-Opening Cyclization (ROC) of Aziridines with Propargyl Alcohols: Synthesis of 3,4-Dihydro-2-1,4-oxazines. The Journal of Organic Chemistry. PMID 36972376 DOI: 10.1021/acs.joc.2c03093 |
0.501 |
|
2022 |
Wani IA, Sk S, Mal A, Sengupta A, Ghorai MK. Stereoselective Routes to Hexahydropyrroloindoles and Tetrahydropyrroloquinolines from Activated Aziridines and Electron Deficient 3-Indoles. Organic Letters. PMID 36094406 DOI: 10.1021/acs.orglett.2c02354 |
0.501 |
|
2020 |
Pradhan S, Chauhan N, Shahi CK, Bhattacharyya A, Ghorai MK. Stereoselective Synthesis of Hexahydroimidazo[1,2-]quinolines via S2-Type Ring-Opening Hydroarylation-Hydroamination Cascade Cyclization of Activated Aziridines with -Propargylanilines. Organic Letters. PMID 32985195 DOI: 10.1021/acs.orglett.0c02801 |
0.724 |
|
2020 |
Bhattacharyya A, Das S, Chauhan N, Biswas PK, Ghorai MK. Facile Synthesis of Oxime Amino Ethers via Lewis Acid Catalyzed SN2-Type Ring Opening of Activated Aziridines with Aryl Aldehyde Oximes Synlett. 31: 708-712. DOI: 10.1055/S-0039-1691596 |
0.749 |
|
2019 |
Wani IA, Goswami G, Sk S, Mal A, Sayyad M, Ghorai MK. A synthetic route to 1,4-disubstituted tetrahydro-β-carbolines and tetrahydropyranoindoles via ring-opening/Pictet-Spengler reaction of aziridines and epoxides with indoles/aldehydes. Organic & Biomolecular Chemistry. PMID 31829392 DOI: 10.1039/C9Ob02098E |
0.623 |
|
2019 |
Tarannum S, Sk S, Das S, Wani IA, Ghorai MK. Stereoselective Syntheses of Highly Functionalized Imidazolidines and Oxazolidines via Ring-Opening-Cyclization of Activated Aziridines and Epoxides with Amines and Aldehydes. The Journal of Organic Chemistry. PMID 31782305 DOI: 10.1021/Acs.Joc.9B02278 |
0.572 |
|
2018 |
Wani IA, Das S, Mondal S, Ghorai MK. Stereoselective Construction of Pyrazinoindoles and Oxazinoindoles via Ring-Opening/Pictet-Spengler Reaction of Aziridines and Epoxides with 3-Methylindoles and Carbonyls. The Journal of Organic Chemistry. PMID 30407006 DOI: 10.1021/Acs.Joc.8B02339 |
0.612 |
|
2018 |
Chauhan N, Pradhan S, Ghorai MK. Stereospecific Synthesis of Highly Substituted Piperazines via a One-Pot Three Component Ring-Opening Cyclization from N-activated Aziridines, Anilines and Propargyl Carbonates. The Journal of Organic Chemistry. PMID 30362348 DOI: 10.1021/Acs.Joc.8B02259 |
0.554 |
|
2018 |
Pradhan S, Shahi CK, Bhattacharyya A, Ghorai MK. Stereoselective synthesis of 3-spiropiperidino indolenines via S2-type ring opening of activated aziridines with 1H-indoles/Pd-catalyzed spirocyclization with propargyl carbonates. Chemical Communications (Cambridge, England). PMID 29951688 DOI: 10.1039/C8Cc04249G |
0.683 |
|
2018 |
Mal A, Wani IA, Goswami G, Ghorai MK. Synthesis of Nonracemic 1,4-Benzoxazines via Ring Opening/Cyclization of Activated Aziridines with 2-Halophenols: Formal Synthesis of Levofloxacin. The Journal of Organic Chemistry. 83: 7907-7918. PMID 29863870 DOI: 10.1021/Acs.Joc.8B00788 |
0.63 |
|
2018 |
Bhattacharyya A, Shahi CK, Pradhan S, Ghorai MK. Stereospecific Synthesis of 1,4,5,6-Tetrahydropyrimidines via Domino Ring-Opening Cyclization of Activated Aziridines with α-Acidic Isocyanides. Organic Letters. PMID 29738257 DOI: 10.1021/Acs.Orglett.8B00986 |
0.745 |
|
2018 |
Wani IA, Bhattacharyya A, Sayyad M, Ghorai MK. Temperature-modulated diastereoselective transformations of 2-vinylindoles to tetrahydrocarbazoles and tetrahydrocycloheptadiindoles. Organic & Biomolecular Chemistry. PMID 29619472 DOI: 10.1039/C8Ob00228B |
0.732 |
|
2018 |
Saha A, Bhattacharyya A, Talukdar R, Ghorai MK. Stereospecific Syntheses of Enaminonitriles and β-Enaminoesters via Domino Ring-Opening Cyclization (DROC) of Activated Cyclopropanes with Pronucleophilic Malononitriles. The Journal of Organic Chemistry. PMID 29342362 DOI: 10.1021/Acs.Joc.7B03033 |
0.733 |
|
2018 |
Goswami G, Chauhan N, Mal A, Das S, Das M, Ghorai MK. Synthesis of 3,3-Diaryl/Heteroarylpropylamines via Nucleophilic Ring Opening of Activated Azetidines with Arenes and Heteroarenes: New Synthetic Route to (±)Tolterodine Acs Omega. 3: 17562-17572. DOI: 10.1021/acsomega.8b02487 |
0.348 |
|
2017 |
Veeraswamy V, Goswami G, Mukherjee S, Ghosh K, Saha ML, Sengupta A, Ghorai MK. Memory of Chirality (MOC) Concept in Asymmetric Intermolecular Michael Addition of α-Amino Ester Enolates to Enones and Nitroalkenes. The Journal of Organic Chemistry. PMID 29272115 DOI: 10.1021/Acs.Joc.7B02315 |
0.808 |
|
2017 |
Mal A, Goswami G, Ahmad Wani I, Ghorai MK. Synthetic route to chiral indolines via Cu(OAc)-catalyzed ring-opening/C(sp)-H activation of activated aziridines. Chemical Communications (Cambridge, England). 53: 10263-10266. PMID 28861584 DOI: 10.1039/C7Cc05513G |
0.551 |
|
2017 |
Pradhan S, Shahi CK, Bhattacharyya A, Chauhan N, Ghorai MK. Syntheses of Tetrahydrobenzoazepinoindoles and Dihydrobenzodiazepinoindoles via Ring-Opening Cyclization of Activated Aziridines with 2-(2-Bromophenyl)-1H-indoles. Organic Letters. PMID 28613075 DOI: 10.1021/Acs.Orglett.7B01397 |
0.704 |
|
2017 |
Wani IA, Sayyad M, Ghorai MK. Domino ring-opening cyclization (DROC) of activated aziridines and epoxides with nitrones via dual-catalysis "on water". Chemical Communications (Cambridge, England). 53: 4386-4389. PMID 28379236 DOI: 10.1039/C7Cc01033H |
0.577 |
|
2017 |
Sayyad M, Wani IA, Babu R, Nanaji Y, Ghorai MK. A Synthetic Route to Chiral 1,4-Disubstituted Tetrahydro-β-Carbolines via Domino Ring-Opening Cyclization of Activated Aziridines with 2-Vinylindoles. The Journal of Organic Chemistry. 82: 2364-2374. PMID 28186754 DOI: 10.1021/Acs.Joc.6B02719 |
0.64 |
|
2017 |
Mal A, Sayyad M, Wani IA, Ghorai MK. Domino Ring-Opening Cyclization of Activated Aziridines with Indoles: Synthesis of Chiral Hexahydropyrroloindoles. The Journal of Organic Chemistry. 82: 4-11. PMID 27758109 DOI: 10.1021/Acs.Joc.6B01731 |
0.585 |
|
2017 |
Pradhan S, Shahi CK, Bhattacharyya A, Chauhan N, Ghorai MK. Divergent and Stereospecific Routes to Five to Eight-Membered 1,3- and 1,4-Di-Aza-Heterocycles via Ring-Opening Cyclization of Activated Aziridines with Aryl Amines Chemistryselect. 2: 550-556. DOI: 10.1002/slct.201602062 |
0.707 |
|
2017 |
Kumar Shahi C, Pradhan S, Bhattacharyya A, Kumar R, Ghorai MK. Accessing Quinoxalines by Ring-Opening/Cyclization/Detosylation/Aromatization of Activated Aziridines with 2-Bromoanilines: Synthesis of Tyrphostin AG 1296 European Journal of Organic Chemistry. 2017: 3487-3495. DOI: 10.1002/Ejoc.201700506 |
0.725 |
|
2017 |
Sayyad M, Wani IA, Tiwari DP, Ghorai MK. Synthetic Routes to Isomeric Imidazoindoles by Regioselective Ring-Opening of Activated Aziridines Followed by Copper-Catalysed C-N Cyclization European Journal of Organic Chemistry. 2017: 2369-2378. DOI: 10.1002/Ejoc.201700267 |
0.606 |
|
2016 |
Shahi CK, Bhattacharyya A, Nanaji Y, Ghorai MK. A Stereoselective Route to Tetrahydrobenzoxazepines and -diazepines via Ring-Opening/Aza-Michael Addition of Activated Aziridines with 2-Hydroxy/Aminophenylacrylates. The Journal of Organic Chemistry. PMID 27704829 DOI: 10.1021/Acs.Joc.6B01919 |
0.771 |
|
2016 |
Bhattacharyya A, Kavitha CV, Ghorai MK. Stereospecific Synthesis of 2-Iminothiazolidines via Domino Ring-Opening Cyclization of Activated Aziridines with Aryl- and Alkyl Isothiocyanates. The Journal of Organic Chemistry. PMID 27425856 DOI: 10.1021/Acs.Joc.6B01551 |
0.778 |
|
2016 |
Sayyad M, Mal A, Wani IA, Ghorai MK. A Synthetic Route to Chiral Tetrahydropyrroloindoles via Ring Opening of Activated Aziridines with 2-Bromoindoles Followed by Copper-Catalyzed C-N Cyclization. The Journal of Organic Chemistry. 81: 6424-32. PMID 27399283 DOI: 10.1021/Acs.Joc.6B01049 |
0.557 |
|
2016 |
Talukdar R, Saha A, Tiwari DP, Ghorai MK. Ring opening of DA-cyclopropanes with electron rich arene/heteroarene: Synthesis of 2-(2,2-diarylethyl)malonates Tetrahedron. 72: 613-624. DOI: 10.1016/J.Tet.2015.12.001 |
0.595 |
|
2016 |
Talukdar R, Saha A, Ghorai MK. Domino-Ring Opening-Cyclization (DROC) of Donor-Acceptor (DA) Cyclopropanes Israel Journal of Chemistry. 56: 445-453. DOI: 10.1002/Ijch.201500092 |
0.454 |
|
2016 |
Talukdar R, Saha A, Ghorai MK. ChemInform Abstract: Domino-Ring Opening-Cyclization (DROC) of Donor-Acceptor (DA) Cyclopropanes Cheminform. 47. DOI: 10.1002/chin.201636232 |
0.325 |
|
2016 |
Talukdar R, Saha A, Tiwari DP, Ghorai MK. ChemInform Abstract: Ring Opening of DA-Cyclopropanes with Electron Rich Arene/Heteroarene: Synthesis of 2-(2,2-Diarylethyl)malonates. Cheminform. 47. DOI: 10.1002/chin.201622034 |
0.346 |
|
2016 |
Ghorai MK, Shahi CK, Bhattacharyya A, Sayyad M, Mal A, Wani IA, Chauhan N. ChemInform Abstract: Syntheses of Tetrahydrobenzodiazepines via SN2-Type Ring-Opening of Activated Aziridines with 2-Bromobenzylamine Followed by Copper-Powder-Mediated C-N Bond Formation. Cheminform. 47: no-no. DOI: 10.1002/chin.201606202 |
0.652 |
|
2015 |
Sayyad M, Nanaji Y, Ghorai MK. A Synthetic Route to 2-Alkyl Indoles via Thiophenol-Mediated Ring-Opening of N-Tosylaziridines Followed by Copper Powder-Mediated C-N Cyclization/Aromatization. The Journal of Organic Chemistry. 80: 12659-67. PMID 26631825 DOI: 10.1021/Acs.Joc.5B02251 |
0.561 |
|
2015 |
Ghorai MK, Halder S, Das S. Domino Michael-Michael and Aldol-Aldol Reactions: Diastereoselective Synthesis of Functionalized Cyclohexanone Derivatives Containing Quaternary Carbon Center. The Journal of Organic Chemistry. PMID 26334184 DOI: 10.1021/Acs.Joc.5B01768 |
0.581 |
|
2015 |
Ghorai MK, Das S, Das K, Kumar A. Stereoselective synthesis of activated 2-arylazetidines via imino-aldol reaction. Organic & Biomolecular Chemistry. PMID 26220193 DOI: 10.1039/C5Ob01140J |
0.844 |
|
2015 |
Ghorai MK, Sayyad M, Nanaji Y, Jana S. A Synthetic Route to Chiral Dihydrobenzothiazines through Ring Opening of Activated Aziridines with 2-Halothiophenols/Copper-Powder-Mediated C-N Cyclization. Chemistry, An Asian Journal. 10: 1480-9. PMID 25852000 DOI: 10.1002/Asia.201500153 |
0.563 |
|
2015 |
Banerjee S, Kar KK, Ghorai MK, Das S. Synthesis of polyether ether ketone membrane with pendent phosphonic acid group and determination of proton conductivity and thermal stability High Performance Polymers. 27: 402-411. DOI: 10.1177/0954008314553643 |
0.373 |
|
2015 |
Samanta S, Mal A, Halder S, Ghorai MK. Racemization-Free Synthesis of Morpholinone Derivatives from α-Amino Acids Synthesis (Germany). DOI: 10.1055/S-0035-1560088 |
0.57 |
|
2015 |
Sayyad M, Nanaji Y, Ghorai MK. A Synthetic Route to 2-Alkyl Indoles via Thiophenol-Mediated Ring-Opening of N-Tosylaziridines Followed by Copper Powder-Mediated C-N Cyclization/Aromatization Journal of Organic Chemistry. 80: 12659-12667. DOI: 10.1021/acs.joc.5b02251 |
0.41 |
|
2015 |
Ghorai MK, Sayyad M, Nanaji Y, Jana S. A Synthetic Route to Chiral Dihydrobenzothiazines through Ring Opening of Activated Aziridines with 2-Halothiophenols/Copper-Powder-Mediated C-N Cyclization Chemistry - An Asian Journal. 10: 1480-1489. DOI: 10.1002/asia.201500153 |
0.431 |
|
2015 |
Ghorai MK, Shahi CK, Bhattacharyya A, Sayyad M, Mal A, Wani IA, Chauhan N. Syntheses of Tetrahydrobenzodiazepines via SN2-Type Ring-Opening of Activated Aziridines with 2-Bromobenzylamine Followed by Copper-Powder-Mediated C-N Bond Formation Asian Journal of Organic Chemistry. DOI: 10.1002/Ajoc.201500224 |
0.741 |
|
2014 |
Talukdar R, Tiwari DP, Saha A, Ghorai MK. Diastereoselective synthesis of functionalized tetrahydrocarbazoles via a domino-ring opening-cyclization of donor-acceptor cyclopropanes with substituted 2-vinylindoles. Organic Letters. 16: 3954-7. PMID 25008386 DOI: 10.1021/Ol501763N |
0.534 |
|
2014 |
Ghorai MK, Sahoo AK, Bhattacharyya A. Syntheses of imidazo-, oxa-, and thiazepine ring systems via ring-opening of aziridines/Cu-catalyzed C-N/C-C bond formation Journal of Organic Chemistry. 79: 6468-6479. PMID 24955856 DOI: 10.1021/Jo500888J |
0.718 |
|
2014 |
Ghorai MK, Talukdar R, Tiwari DP. A route to highly functionalized β-enaminoesters via a domino ring-opening cyclization/decarboxylative tautomerization sequence of donor-acceptor cyclopropanes with substituted malononitriles. Organic Letters. 16: 2204-7. PMID 24708168 DOI: 10.1021/Ol5007218 |
0.566 |
|
2014 |
Samanta S, Bhattacharyya A, Das S, Ghorai M. Organocatalytic Domino Approaches for Enantioselective Formation of Six Membered Carbacycles Current Organic Chemistry. 18: 2842-2856. DOI: 10.2174/1385272819666141009215403 |
0.634 |
|
2014 |
Talukdar R, Tiwari DP, Saha A, Ghorai MK. Diastereoselective synthesis of functionalized tetrahydrocarbazoles via a domino-ring opening-cyclization of donor-acceptor cyclopropanes with substituted 2-vinylindoles Organic Letters. 16: 3954-3957. DOI: 10.1021/ol501763n |
0.456 |
|
2014 |
Ghorai MK, Talukdar R, Tiwari DP. A route to highly functionalized-enaminoesters via a domino ring-opening cyclization/decarboxylative tautomerization sequence of donor-acceptor cyclopropanes with substituted malononitriles Organic Letters. 16: 2204-2207. DOI: 10.1021/ol5007218 |
0.361 |
|
2014 |
Ghorai MK, Sahoo AK, Bhattacharyya A. ChemInform Abstract: Syntheses of Imidazo-, Oxa-, and Thiazepine Ring Systems via Ring-Opening of Aziridines/Cu-Catalyzed C-N/C-C Bond Formation. Cheminform. 46: no-no. DOI: 10.1002/chin.201502173 |
0.621 |
|
2013 |
Ghorai MK, Talukdar R, Tiwari DP. An efficient synthetic route to carbocyclic enaminonitriles via Lewis acid catalysed domino-ring-opening-cyclisation (DROC) of donor-acceptor cyclopropanes with malononitrile. Chemical Communications (Cambridge, England). 49: 8205-7. PMID 23925528 DOI: 10.1039/C3Cc44533J |
0.484 |
|
2013 |
Ghorai MK, Tiwari DP, Jain N. Lewis acid catalyzed S(N)2-type ring opening of N-activated aziridines with electron-rich arenes/heteroarenes. The Journal of Organic Chemistry. 78: 7121-30. PMID 23796272 DOI: 10.1021/Jo401028J |
0.548 |
|
2013 |
Ghorai MK, Nanaji Y. Synthetic route to chiral indolines via ring-opening/C-N cyclization of activated 2-haloarylaziridines Journal of Organic Chemistry. 78: 3867-3878. PMID 23548056 DOI: 10.1021/Jo400287A |
0.57 |
|
2013 |
Ghorai MK, Tiwari DP. Enantioselective synthesis of 4,5-dihydropyrroles via domino ring-opening cyclization (DROC) of N-activated aziridines with malononitrile Journal of Organic Chemistry. 78: 2617-2625. PMID 23387394 DOI: 10.1021/Jo302815M |
0.647 |
|
2013 |
Ghorai MK, Ghosh K, Yadav AK, Nanaji Y, Halder S, Sayyad M. Memory of chirality (MOC) concept in imino-aldol reaction: Enantioselective synthesis of α,β-diamino esters and aziridines Journal of Organic Chemistry. 78: 2311-2326. PMID 23320819 DOI: 10.1021/Jo302018A |
0.814 |
|
2013 |
Ghorai MK, Talukdar R, Tiwari DP. An efficient synthetic route to carbocyclic enaminonitriles via Lewis acid catalysed domino-ring-opening-cyclisation (DROC) of donor-acceptor cyclopropanes with malononitrile Chemical Communications. 49: 8205-8207. DOI: 10.1039/c3cc44533j |
0.392 |
|
2013 |
Ghorai MK, Samanta S, Das S. Synthesis of 3,5-disubstituted cyclohex-2-en-1-one via a five-step domino reaction catalyzed by secondary amines: Formation of (e)-α,β-unsaturated methyl ketones Asian Journal of Organic Chemistry. 2: 1026-1030. DOI: 10.1002/Ajoc.201300142 |
0.511 |
|
2012 |
Ghorai MK, Shukla D, Bhattacharyya A. Syntheses of chiral β- and γ-amino ethers, morpholines, and their homologues via nucleophilic ring-opening of chiral activated aziridines and azetidines. The Journal of Organic Chemistry. 77: 3740-53. PMID 22448664 DOI: 10.1021/Jo300002U |
0.739 |
|
2012 |
Ghorai MK, Halder S, Samanta S. Regioselective addition of 1,3-dicarbonyl dianions to carbonyl compounds: One pot lactonization and ketalization of-hydroxy-keto esters to protected pyrone derivatives Australian Journal of Chemistry. 65: 1262-1270. DOI: 10.1071/Ch12062 |
0.585 |
|
2012 |
Ghorai MK, Sahoo AK, Kumar S. Chiral Tetrahydroquinolines via an Aziridine Ring Opening/C–N Bond Formation Sequence Synfacts. 8: 62-62. DOI: 10.1055/S-0031-1289501 |
0.404 |
|
2012 |
Ghorai MK, Shukla D, Bhattacharyya A. Syntheses of chiral β- And γ-amino ethers, morpholines, and their homologues via nucleophilic ring-opening of chiral activated aziridines and azetidines Journal of Organic Chemistry. 77: 3740-3753. DOI: 10.1021/jo300002u |
0.691 |
|
2011 |
Ghorai MK, Sahoo AK, Kumar S. Synthetic route to chiral tetrahydroquinoxalines via ring-opening of activated aziridines Organic Letters. 13: 5972-5975. PMID 22004011 DOI: 10.1021/Ol2023906 |
0.545 |
|
2011 |
Ghorai MK, Nanaji Y, Yadav AK. Ring opening/C-N cyclization of activated aziridines with carbon nucleophiles: Highly diastereo- and enantioselective synthesis of tetrahydroquinolines Organic Letters. 13: 4256-4259. PMID 21766866 DOI: 10.1021/Ol2016077 |
0.587 |
|
2011 |
Ghorai MK, Nanaji Y, Yadav AK. One-Pot Domino Ring Opening/C-N Bond Formations Synfacts. 2011: 1220-1220. DOI: 10.1055/S-0031-1289216 |
0.422 |
|
2011 |
Ghorai MK, Tiwari DP, Kumar A, Das K. SN2-type ring opening of substituted-N-tosylaziridines with zinc (II) halides: Control of racemization by quaternary ammonium salt Journal of Chemical Sciences. 123: 951-961. DOI: 10.1007/S12039-011-0178-0 |
0.815 |
|
2010 |
Ghorai MK, Halder S, Das RK. Domino imino-aldol-aza-Michael reaction: one-pot diastereo- and enantioselective synthesis of piperidines. The Journal of Organic Chemistry. 75: 7061-72. PMID 20932043 DOI: 10.1021/Jo101680F |
0.635 |
|
2010 |
Ghorai MK, Tiwari DP. Lewis acid catalyzed highly stereoselective domino-ring-opening cyclization of activated aziridines with enolates: Synthesis of functionalized chiral γ-lactams Journal of Organic Chemistry. 75: 6173-6181. PMID 20707384 DOI: 10.1021/Jo101004X |
0.615 |
|
2010 |
Ghorai MK, Kumar A, Tiwari DP. BF3·OEt2-Mediated highly regioselective S N2-type ring-opening of N-activated aziridines and N-activated azetidines by tetraalkylammonium halides Journal of Organic Chemistry. 75: 137-151. PMID 19968243 DOI: 10.1021/Jo902244Y |
0.502 |
|
2010 |
PANDEY G, GHORAI MK, HAJRA S. ChemInform Abstract: The Intermolecular β-Coupling of Cyclic Enones with Activated Alkenes and Alkynes: Unexpected β-Alkoxy Elimination from a 4-Alkoxy-2-alkyl-1-hydroxy-cyclopentenyl Radical. Cheminform. 30: no-no. DOI: 10.1002/chin.199908059 |
0.575 |
|
2009 |
Ghorai MK, Shukla D, Das K. Enantioselective syntheses of morpholines and their homologues via S N2-type ring opening of aziridines and azetidines with haloalcohols Journal of Organic Chemistry. 74: 7013-7022. PMID 19673479 DOI: 10.1021/Jo901297D |
0.834 |
|
2009 |
Ghorai MK, Shukla D, Das K. A Modular Approach to the Synthesis of Morpholines Synfacts. 2009: 1253-1253. DOI: 10.1055/S-0029-1218118 |
0.756 |
|
2009 |
Ghorai MK, Das K, Kumar A. An efficient synthetic route to substituted tetrahydropyrimidines by Cu(OTf)2-mediated nucleophilic ring-opening followed by the [4+2] cycloaddition of N-tosylazetidines with nitriles Tetrahedron Letters. 50: 1105-1109. DOI: 10.1016/J.Tetlet.2008.12.035 |
0.839 |
|
2009 |
Ghorai MK, Ghosh K, Yadav AK. Enantioselective synthesis of α,β-diamino ester derivatives: memory of chirality in imino-aldol reactions Tetrahedron Letters. 50: 476-479. DOI: 10.1016/J.Tetlet.2008.11.050 |
0.823 |
|
2008 |
Chen J, Ghorai MK, Kenney G, Stubbe J. Mechanistic studies on bleomycin-mediated DNA damage: multiple binding modes can result in double-stranded DNA cleavage. Nucleic Acids Research. 36: 3781-90. PMID 18492718 DOI: 10.1093/Nar/Gkn302 |
0.444 |
|
2008 |
Schmittel M, Ghorai MK. Reactivity Patterns of Radical Ions-A Unifying Picture of Radical-anion and Radical-cation Transformations Electron Transfer in Chemistry. 2: 5-54. DOI: 10.1002/9783527618248.ch15 |
0.369 |
|
2007 |
Ghorai MK, Kumar A, Das K. Lewis acid-mediated unprecedented ring-opening rearrangement of 2-aryl-N-tosylazetidines to enantiopure (E)-allylamines. Organic Letters. 9: 5441-4. PMID 18020346 DOI: 10.1021/Ol7023218 |
0.809 |
|
2007 |
Ghorai MK, Das K, Shukla D. Lewis acid-mediated highly regioselective SN2-Type ring-opening of 2-aryl-N-tosylazetidines and aziridines by alcohols. The Journal of Organic Chemistry. 72: 5859-62. PMID 17592875 DOI: 10.1021/Jo0703294 |
0.806 |
|
2007 |
Ghorai MK, Kumar A, Das K. Lewis acid-mediated unprecedented ring-opening rearrangement of 2-Aryl-N-tosylazetidines to enantiopure (E)-allylamines Organic Letters. 9: 5441-5444. DOI: 10.1021/ol7023218 |
0.381 |
|
2007 |
Ghorai MK, Das K, Kumar A. Lewis acid mediated SN2-type nucleophilic ring opening followed by [4+2] cycloaddition of N-tosylazetidines with aldehydes and ketones: synthesis of chiral 1,3-oxazinanes and 1,3-amino alcohols Tetrahedron Letters. 48: 4373-4377. DOI: 10.1016/J.Tetlet.2007.04.097 |
0.836 |
|
2007 |
Ghorai MK, Ghosh K. Lewis acid mediated nucleophilic ring opening followed by cycloaddition of 2-aryl-N-tosylaziridines with carbonyl compounds: further support towards an SN2-type mechanism Tetrahedron Letters. 48: 3191-3195. DOI: 10.1016/J.Tetlet.2007.03.042 |
0.813 |
|
2007 |
Ghorai MK, Das K, Kumar A. A convenient synthetic route to enantiopure N-tosylazetidines from α-amino acids Tetrahedron Letters. 48: 2471-2475. DOI: 10.1016/J.Tetlet.2007.02.033 |
0.799 |
|
2007 |
Ghorai MK, Kumar A, Halder S. Regioselective addition of 1,3-dicarbonyl dianion to N-sulfonyl aldimines: an expedient route to N-sulfonyl piperidines and N-sulfonyl azetidines Tetrahedron. 63: 4779-4787. DOI: 10.1016/J.Tet.2007.03.081 |
0.474 |
|
2007 |
Ghorai MK, Das K, Shukla D. Lewis acid-mediated highly regioselective SN2-type ring-opening of 2-Aryl-N-tosylazetidines and aziridines by alcohols Journal of Organic Chemistry. 72: 5859-5862. DOI: 10.1002/chin.200749028 |
0.371 |
|
2007 |
Ghorai MK, Ghosh K. Lewis Acid Mediated Nucleophilic Ring Opening of 2-Aryl-N-tosylaziridines Followed by Cycloaddition with Carbonyl Compounds: Further Support Towards an SN2-Type Mechanism. Cheminform. 38. DOI: 10.1002/chin.200733120 |
0.789 |
|
2006 |
Ghorai MK, Ghosh K, Das K. Copper(II) triflate promoted cycloaddition of α-alkyl or aryl substituted N-tosylaziridines with nitriles: a highly efficient synthesis of substituted imidazolines Tetrahedron Letters. 47: 5399-5403. DOI: 10.1016/J.Tetlet.2006.05.059 |
0.837 |
|
2006 |
Ghorai MK, Das K, Kumar A, Das A. A convenient synthetic route to 2-aryl-N-tosylazetidines and their ZnX2 (X = I, OTf) mediated regioselective nucleophilic ring opening reactions: synthesis of γ-iodoamines and tetrahydropyrimidines Tetrahedron Letters. 47: 5393-5397. DOI: 10.1016/J.Tetlet.2006.05.058 |
0.841 |
|
2005 |
Ghorai MK, Das K, Kumar A, Ghosh K. An efficient route to regioselective opening of N-tosylaziridines with zinc(II) halides Tetrahedron Letters. 46: 4103-4106. DOI: 10.1016/J.Tetlet.2005.04.006 |
0.813 |
|
2001 |
Schmittel M, Ghorai MK. Aldolases as leitmotiv - A nonenzymatic domino aldol reaction triggered by zinc bisenolate and polyenolate (ate) complexes Synlett. 1992-1994. DOI: 10.1055/S-2001-18766 |
0.579 |
|
1999 |
Schmittel M, Ghorai MK, Haeuseler A, Henn W, Koy T, Söllner R. Stereoselective Synthesis of Tetrahydropyran‐2,4‐diols by a Simple Domino Aldol‐Aldol Hemiacetal One‐Pot Reaction European Journal of Organic Chemistry. 1999: 2007-2010. DOI: 10.1002/(Sici)1099-0690(199909)1999:9<2007::Aid-Ejoc2007>3.0.Co;2-2 |
0.73 |
|
1999 |
Schmittel M, Ghorai MK, Haeuseler A, Henn W, Koy T, Söllner R. Stereoselective synthesis of tetrahydropyran-2,4-diols by a simple domino aldol-aldol hemiacetal one-pot reaction European Journal of Organic Chemistry. 2007-2010. |
0.846 |
|
1998 |
Pandey G, Ghorai MK, Hajra S. The intermolecular β-coupling of cyclic enones with activated alkenes and alkynes: Unexpected β-alkoxy elimination from a 4-alkoxy-2-alkyl-1- hydroxy-cyclopentenyl radical Tetrahedron Letters. 39: 8341-8344. DOI: 10.1016/S0040-4039(98)01839-5 |
0.624 |
|
1998 |
Pandey G, Ghorai MK, Hajra S. A new strategy for the construction of carbo- and oxycycles by intramolecular reductive coupling of α,β-unsaturated esters Tetrahedron Letters. 39: 1831-1834. DOI: 10.1016/S0040-4039(98)00099-9 |
0.621 |
|
1997 |
Pandey G, Hajra S, Ghorai MK, Ravi Kumar K. Visible Light Initiated Photosensitized Electron Transfer Cyclizations of Aldehydes and Ketones to Tethered αβ-Unsaturated Esters: Stereoselective Synthesis of Optically Pure C-Furanosides Journal of Organic Chemistry. 62: 5966-5973. DOI: 10.1021/Jo9702812 |
0.594 |
|
1997 |
Pandey G, Hajra S, Ghorai MK, Kumar KR. Designing photosystems for harvesting photons into electrons by sequential electron-transfer processes: Reversing the reactivity profiles of α,β-unsaturated ketones as carbon radical precursor by one electron reductive β-activation Journal of the American Chemical Society. 119: 8777-8787. DOI: 10.1021/Ja9641564 |
0.56 |
|
1996 |
Pandey G, Ghorai MK, Hajra S. Design of a photosystem to harvest visible-light into electrons: Photosensitised one electron redox reactions in organic synthesis Pure and Applied Chemistry. 68: 653-658. DOI: 10.1351/Pac199668030653 |
0.582 |
|
1994 |
Pandey G, Hajra S, Ghorai MK. Visible light initiated photosensitised electron transfer (PET) reductive β-activation of α,β-unsaturated ketones for radical cyclisation: A new concept in promoting radical reactions Tetrahedron Letters. 35: 7837-7840. DOI: 10.1016/0040-4039(94)80131-2 |
0.602 |
|
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