Year |
Citation |
Score |
2019 |
Prakash GK, Bae C, Wang Q, Rasul G, Olah GA. Tris(trimethylsilyl)sulfonium and methylbis(trimethylsilyl)sulfonium ions: preparation, NMR spectroscopy, and theoretical studies(1) The Journal of Organic Chemistry. 65: 7646-9. PMID 11076628 DOI: 10.1021/Jo001248+ |
0.533 |
|
2019 |
Mathew T, Gurung L, Roshandel S, Munoz S, Prakash G. Halotrimethylsilane-Nitrite/Nitrate Salts: Efficient and Versatile Reagent System for Diverse Organic Synthetic Transformations Synlett. 30: 1037-1047. DOI: 10.1055/S-0037-1612105 |
0.813 |
|
2017 |
Kothandaraman J, Kar S, Sen R, Goeppert A, Olah GA, Prakash GK. An Efficient Reversible Hydrogen Carrier System Based on Amine Reforming of Methanol. Journal of the American Chemical Society. PMID 28151661 DOI: 10.1021/Jacs.6B11637 |
0.784 |
|
2017 |
Krishnamoorthy S, Prakash G. Silicon-Based Reagents for Difluoromethylation and Difluoromethylenation Reactions Synthesis. 49: 3394-3406. DOI: 10.1055/S-0036-1588489 |
0.773 |
|
2016 |
Olah GA, Mathew T, Prakash GK. Chemical Formation of Methanol and Hydrocarbon ("Organic") Derivatives from CO2 and H2-Carbon Sources for Subsequent Biological Cell Evolution and Life's Origin. Journal of the American Chemical Society. PMID 27983827 DOI: 10.1021/Jacs.6B10230 |
0.501 |
|
2016 |
Zhang Z, Puente Á, Wang F, Rahm M, Mei Y, Mayr H, Prakash GK. Corrigendum: The Nucleophilicity of Persistent α-Monofluoromethide Anions. Angewandte Chemie (International Ed. in English). 55: 14494. PMID 27870465 DOI: 10.1002/Anie.201609842 |
0.478 |
|
2016 |
Zhang Z, Puente Á, Wang F, Rahm M, Mei Y, Mayr H, Prakash GK. The Nucleophilicity of Persistent α-Monofluoromethide Anions. Angewandte Chemie (International Ed. in English). PMID 27628935 DOI: 10.1002/Anie.201605616 |
0.517 |
|
2016 |
Olah GA, Mathew T, Prakash GK. Relevance and significance of extraterrestrial abiological hydrocarbon chemistry. Journal of the American Chemical Society. PMID 27045758 DOI: 10.1021/Jacs.6B03136 |
0.501 |
|
2016 |
Olah GA, Mathew T, Prakash GK, Rasul G. Chemical aspects of astrophysically observed extraterrestrial methanol, hydrocarbon derivatives and ions. Journal of the American Chemical Society. PMID 26760052 DOI: 10.1021/Jacs.6B00343 |
0.529 |
|
2015 |
Kothandaraman J, Goeppert A, Czaun M, Prakash GK, Olah GA. Conversion of CO2 from Air into Methanol Using a Polyamine and a Homogeneous Ruthenium Catalyst. Journal of the American Chemical Society. PMID 26713663 DOI: 10.1021/Jacs.5B12354 |
0.531 |
|
2015 |
Vaghoo H, Prakash GK, Narayanan A, Choudhary R, Paknia F, Mathew T, Olah GA. Superelectrophilic Activation of Crotonic/Methacrylic Acids: Direct Access to Thiochroman-4-ones from Benzenethiols by Microwave-Assisted One-Pot Alkylation/Cyclic Acylation. Organic Letters. PMID 26636718 DOI: 10.1021/Acs.Orglett.5B03172 |
0.805 |
|
2015 |
Nikolaev VA, Cantillo D, Kappe CO, Medvedev JJ, Prakash GK, Supurgibekov MB. Diazo Strategy for the Synthesis of Pyridazines: Pivotal Impact of the Configuration of the Diazo Precursor on the Process. Chemistry (Weinheim An Der Bergstrasse, Germany). PMID 26603264 DOI: 10.1002/Chem.201503448 |
0.335 |
|
2015 |
Olah GA, Prakash GK, Rasul G. Ab initio/GIAO-CCSD(T) (13) C NMR study of the rearrangement and dynamic aspects of rapidly equilibrating tertiary carbocations, C6 H13+ and C7 H15. Journal of Computational Chemistry. PMID 26192716 DOI: 10.1002/Jcc.24019 |
0.511 |
|
2015 |
Olah GA, Goeppert A, Czaun M, Mathew T, May RB, Prakash GK. Single Step Bi-reforming and Oxidative Bi-reforming of Methane (Natural Gas) with Steam and Carbon Dioxide to Metgas (CO-2H2) for Methanol Synthesis: Self-Sufficient Effective and Exclusive Oxygenation of Methane to Methanol with Oxygen. Journal of the American Chemical Society. 137: 8720-9. PMID 26086090 DOI: 10.1021/Jacs.5B02029 |
0.539 |
|
2015 |
Prakash GK, Papp A, Munoz SB, May N, Jones JP, Haiges R, Esteves PM, Mathew T. Lewis Acid Catalyzed Condensation-Cyclization Cascade: Direct Synthesis of Di/Trifluoromethyl-1,2,3,4-tetrahydroquinazolines. Chemistry (Weinheim An Der Bergstrasse, Germany). PMID 26038834 DOI: 10.1002/Chem.201500744 |
0.806 |
|
2015 |
Rasul G, Prakash GK, Olah GA. MP2, CCSD(T), and Density Functional Theory Study of the 2-Butyl Cation: New Insight into the Methyl- and Hydrogen-Bridged Structures. The Journal of Physical Chemistry. A. 119: 5762-9. PMID 25964993 DOI: 10.1021/Acs.Jpca.5B02127 |
0.504 |
|
2015 |
Kothandaraman J, Czaun M, Goeppert A, Haiges R, Jones JP, May RB, Prakash GK, Olah GA. Amine-free reversible hydrogen storage in formate salts catalyzed by ruthenium pincer complex without pH control or solvent change. Chemsuschem. 8: 1442-51. PMID 25824142 DOI: 10.1002/Cssc.201403458 |
0.53 |
|
2015 |
Olah GA, Prakash GK. Paul von Ragué Schleyer (1930-2014). Angewandte Chemie (International Ed. in English). 54: 2322-3. PMID 25620623 DOI: 10.1002/Anie.201411952 |
0.463 |
|
2015 |
Christe KO, Wilson WW, Bélanger-Chabot G, Haiges R, Boatz JA, Rahm M, Prakash GK, Saal T, Hopfinger M. Synthesis and characterization of fluorodinitroamine, FN(NO2)2. Angewandte Chemie (International Ed. in English). 54: 1316-20. PMID 25421068 DOI: 10.1002/Anie.201410507 |
0.321 |
|
2015 |
Prakash G, Mathew T, Rapp A, Munoz S, May N, Jones J, Haiges R, Esteves P. Lewis Acid Catalyzed Synthesis of Di/Trifluoromethyl- 1,2,3,4-Tetrahydroquinazolines Synfacts. 11: 1341-1341. DOI: 10.1055/S-0035-1560968 |
0.8 |
|
2014 |
Shakhmin A, Jones JP, Bychinskaya I, Zibinsky M, Oertell K, Goodman MF, Prakash GK. Preparation of fluorinated RNA nucleotide analogs potentially stable to enzymatic hydrolysis in RNA and DNA polymerase assays. Journal of Fluorine Chemistry. 167: 226-230. PMID 26279588 DOI: 10.1016/J.Jfluchem.2014.07.019 |
0.744 |
|
2014 |
Prakash GK, Wang F, Zhang Z, Haiges R, Rahm M, Christe KO, Mathew T, Olah GA. Long-lived trifluoromethanide anion: a key intermediate in nucleophilic trifluoromethylations. Angewandte Chemie (International Ed. in English). 53: 11575-8. PMID 25146595 DOI: 10.1002/Anie.201406505 |
0.59 |
|
2014 |
Prakash GK, Wang F, Rahm M, Zhang Z, Ni C, Shen J, Olah GA. The trifluoromethyl group as a conformational stabilizer and probe: conformational analysis of cinchona alkaloid scaffolds. Journal of the American Chemical Society. 136: 10418-31. PMID 24979676 DOI: 10.1021/Ja504376U |
0.539 |
|
2014 |
Goeppert A, Zhang H, Czaun M, May RB, Prakash GK, Olah GA, Narayanan SR. Easily regenerable solid adsorbents based on polyamines for carbon dioxide capture from the air. Chemsuschem. 7: 1386-97. PMID 24644023 DOI: 10.1002/Cssc.201301114 |
0.457 |
|
2014 |
Nitsch D, Huber SM, Pöthig A, Narayanan A, Olah GA, Prakash GK, Bach T. Chiral propargylic cations as intermediates in SN1-type reactions: substitution pattern, nuclear magnetic resonance studies, and origin of the diastereoselectivity. Journal of the American Chemical Society. 136: 2851-7. PMID 24494822 DOI: 10.1021/Ja411772N |
0.586 |
|
2014 |
Prakash GK, Zhang Z, Wang F, Rahm M, Ni C, Iuliucci M, Haiges R, Olah GA. Stereoselective synthesis of fluoroalkenoates and fluorinated isoxazolidinones: N-substituents governing the dual reactivity of nitrones. Chemistry (Weinheim An Der Bergstrasse, Germany). 20: 831-8. PMID 24338902 DOI: 10.1002/Chem.201303509 |
0.588 |
|
2014 |
Supurgibekov MB, Cantillo D, Kappe CO, Prakash GK, Nikolaev VA. Effect of configuration of 2-vinyldiazocarbonyl compounds on their reactivity: experimental and computational study. Organic & Biomolecular Chemistry. 12: 682-9. PMID 24302300 DOI: 10.1039/C3Ob42102C |
0.344 |
|
2014 |
Prakash GK, Krishnamoorthy S, Ganesh SK, Kulkarni A, Haiges R, Olah GA. N-Difluoromethylation of imidazoles and benzimidazoles using the Ruppert-Prakash reagent under neutral conditions. Organic Letters. 16: 54-7. PMID 24295125 DOI: 10.1021/Ol403007J |
0.797 |
|
2013 |
Prakash GK, Ni C, Wang F, Zhang Z, Haiges R, Olah GA. Difluoro(sulfinato)methylation of N-sulfinyl imines facilitated by 2-pyridyl sulfone: stereoselective synthesis of difluorinated β-amino sulfonic acids and peptidosulfonamides. Angewandte Chemie (International Ed. in English). 52: 10835-9. PMID 24038893 DOI: 10.1002/Anie.201304395 |
0.575 |
|
2013 |
Olah GA, Prakash GK, Goeppert A, Czaun M, Mathew T. Self-sufficient and exclusive oxygenation of methane and its source materials with oxygen to methanol via metgas using oxidative bi-reforming. Journal of the American Chemical Society. 135: 10030-1. PMID 23795911 DOI: 10.1021/Ja405439C |
0.503 |
|
2013 |
Rasul G, Prakash GK, Olah GA. Ab initio/GIAO-CCSD(T) calculated 13C-11B NMR chemical shift relationships in isoelectronic hypercoordinate carbonium and boronium as well as carbenium and borenium ions. The Journal of Physical Chemistry. A. 117: 4664-8. PMID 23656357 DOI: 10.1021/Jp400754J |
0.487 |
|
2013 |
Olah GA, Prakash GK, Rasul G. Study of the fluoro- and chlorodimethylbutyl cations. Proceedings of the National Academy of Sciences of the United States of America. 110: 8427-30. PMID 23650369 DOI: 10.1073/pnas.1306252110 |
0.426 |
|
2013 |
Prakash GK, Zhang Z, Wang F, Munoz S, Olah GA. Nucleophilic trifluoromethylation of carbonyl compounds: trifluoroacetaldehyde hydrate as a trifluoromethyl source. The Journal of Organic Chemistry. 78: 3300-5. PMID 23425346 DOI: 10.1021/Jo400202W |
0.796 |
|
2013 |
Prakash GK, Gurung L, Jog PV, Tanaka S, Thomas TE, Ganesh N, Haiges R, Mathew T, Olah GA. Direct synthesis of diverse β-fluoroethylamines by a multicomponent protocol. Chemistry (Weinheim An Der Bergstrasse, Germany). 19: 3579-83. PMID 23401097 DOI: 10.1002/Chem.201204621 |
0.509 |
|
2013 |
Olah GA, Goeppert A, Czaun M, Prakash GK. Bi-reforming of methane from any source with steam and carbon dioxide exclusively to metgas (CO-2H2) for methanol and hydrocarbon synthesis. Journal of the American Chemical Society. 135: 648-50. PMID 23256664 DOI: 10.1021/Ja311796N |
0.526 |
|
2013 |
Rasul G, Prakash GK, Olah GA. Comparative study of alkane dications (protonated alkyl cations, C(n)H(2n+2)2+) and their isoelectronic boron cation analogues. The Journal of Organic Chemistry. 78: 1747-52. PMID 22731108 DOI: 10.1021/Jo300845A |
0.516 |
|
2012 |
Prakash GK, Jog PV, Batamack PT, Olah GA. Taming of fluoroform: direct nucleophilic trifluoromethylation of Si, B, S, and C centers. Science (New York, N.Y.). 338: 1324-7. PMID 23224551 DOI: 10.1126/Science.1227859 |
0.535 |
|
2012 |
Prakash GK, Ganesh SK, Jones JP, Kulkarni A, Masood K, Swabeck JK, Olah GA. Copper-mediated difluoromethylation of (hetero)aryl iodides and β-styryl halides with tributyl(difluoromethyl)stannane. Angewandte Chemie (International Ed. in English). 51: 12090-4. PMID 23109355 DOI: 10.1002/Anie.201205850 |
0.498 |
|
2012 |
Prakash GK, Wang F, Zhang Z, Ni C, Haiges R, Olah GA. Enantioselective synthesis of α-stereogenic γ-keto esters via formal umpolung. Organic Letters. 14: 3260-3. PMID 22708653 DOI: 10.1021/Ol301112M |
0.624 |
|
2012 |
Prakash GK, Krishnan HS, Jog PV, Iyer AP, Olah GA. A domino approach of Heck coupling for the synthesis of β-trifluoromethylstyrenes. Organic Letters. 14: 1146-9. PMID 22303869 DOI: 10.1021/Ol300076Y |
0.551 |
|
2012 |
Prakash GK, Mathew T, Olah GA. Gallium(III) triflate: an efficient and a sustainable Lewis acid catalyst for organic synthetic transformations. Accounts of Chemical Research. 45: 565-77. PMID 22148160 DOI: 10.1021/Ar2002039 |
0.594 |
|
2012 |
Rasul G, Olah GA, Prakash GK. C7H12(2+): a prototype hexacoordinate carbonium ion. The Journal of Physical Chemistry. A. 116: 756-60. PMID 22129100 DOI: 10.1021/Jp210205N |
0.504 |
|
2011 |
Goeppert A, Czaun M, May RB, Prakash GK, Olah GA, Narayanan SR. Carbon dioxide capture from the air using a polyamine based regenerable solid adsorbent. Journal of the American Chemical Society. 133: 20164-7. PMID 22103291 DOI: 10.1021/Ja2100005 |
0.471 |
|
2011 |
Prakash GK, Wang F, Rahm M, Shen J, Ni C, Haiges R, Olah GA. On the nature of C-H···F-C interactions in hindered CF3-C(sp3) bond rotations. Angewandte Chemie (International Ed. in English). 50: 11761-4. PMID 21984045 DOI: 10.1002/Anie.201105288 |
0.523 |
|
2011 |
Prakash GK, Paknia F, Mathew T, Mlostoń G, Joschek JP, Olah GA. Fluoroanalogs of DDT: superacidic BF3-H2O catalyzed facile synthesis of 1,1,1-trifluoro-2,2-diarylethanes and 1,1-difluoro-2,2-diarylethanes. Organic Letters. 13: 4128-31. PMID 21749051 DOI: 10.1021/Ol201669A |
0.807 |
|
2011 |
Wang F, Luo T, Hu J, Wang Y, Krishnan HS, Jog PV, Ganesh SK, Prakash GK, Olah GA. Synthesis of gem-difluorinated cyclopropanes and cyclopropenes: trifluoromethyltrimethylsilane as a difluorocarbene source. Angewandte Chemie (International Ed. in English). 50: 7153-7. PMID 21681877 DOI: 10.1002/Anie.201101691 |
0.626 |
|
2011 |
Prakash GK, Wang F, Ni C, Shen J, Haiges R, Yudin AK, Mathew T, Olah GA. Conformational study of 9-dehydro-9-trifluoromethyl cinchona alkaloids via 19F NMR spectroscopy: emergence of trifluoromethyl moiety as a conformational stabilizer and a probe. Journal of the American Chemical Society. 133: 9992-5. PMID 21648459 DOI: 10.1021/Ja202373D |
0.652 |
|
2011 |
Olah GA, Prakash GK, Goeppert A. Anthropogenic chemical carbon cycle for a sustainable future. Journal of the American Chemical Society. 133: 12881-98. PMID 21612273 DOI: 10.1021/Ja202642Y |
0.497 |
|
2011 |
Beier P, Opekar S, Zibinsky M, Bychinskaya I, Prakash GK. A new route to α-alkyl-α-fluoromethylenebisphosphonates. Organic & Biomolecular Chemistry. 9: 4035-8. PMID 21526260 DOI: 10.1039/C1Ob05095H |
0.787 |
|
2011 |
Czaun M, Goeppert A, May R, Haiges R, Prakash GK, Olah GA. Hydrogen generation from formic acid decomposition by ruthenium carbonyl complexes. Tetraruthenium dodecacarbonyl tetrahydride as an active intermediate. Chemsuschem. 4: 1241-8. PMID 21404444 DOI: 10.1002/Cssc.201000446 |
0.563 |
|
2011 |
Prakash GK, Ni C, Wang F, Hu J, Olah GA. From difluoromethyl 2-pyridyl sulfone to difluorinated sulfonates: a protocol for nucleophilic difluoro(sulfonato)methylation. Angewandte Chemie (International Ed. in English). 50: 2559-63. PMID 21370337 DOI: 10.1002/Anie.201007594 |
0.624 |
|
2011 |
Prakash GK, Jog PV, Krishnan HS, Olah GA. A domino approach (hydrolysis/dehydrohalogenation/Heck coupling) for the synthesis of styrene sulfonate salts. Journal of the American Chemical Society. 133: 2140-3. PMID 21268583 DOI: 10.1021/Ja111462H |
0.581 |
|
2010 |
Rasul G, Prakash GK, Olah GA. Tri- and tetraprotonated ethane (C2H9(3+) and C2H10(4+)) containing five- and six-coordinate carbons. The Journal of Physical Chemistry. A. 114: 12124-7. PMID 20964378 DOI: 10.1021/Jp108820R |
0.504 |
|
2010 |
Prakash GK, Wang Y, Mogi R, Hu J, Mathew T, Olah GA. Nucleophilic perfluoroalkylation of imines and carbonyls: perfluoroalkyl sulfones as efficient perfluoroalkyl-transfer motifs. Organic Letters. 12: 2932-5. PMID 20518520 DOI: 10.1021/Ol100918D |
0.647 |
|
2010 |
Olah GA, Prakash GK, Rasul G. Vicinal dihalonium ions: diprotonated and dimethylated chlorine [H2Cl2(2+), (CH3)2Cl2(2+)] and bromine [H2Br2(2+), (CH3)2Br2(2+)] dications. Proceedings of the National Academy of Sciences of the United States of America. 107: 6716-20. PMID 20351253 DOI: 10.1073/Pnas.1001603107 |
0.483 |
|
2010 |
Rasul G, Chen JL, Prakash GK, Olah GA. Ab initio/GIAO-CCSD(T) study of the trimethyl- and dimethylsilicenium ions: structures, (29)Si, (13)C, and (1)H NMR chemical shifts, and IR spectra. The Journal of Physical Chemistry. A. 114: 4394-9. PMID 20218706 DOI: 10.1021/jp911490k |
0.445 |
|
2010 |
Prakash GK, Paknia F, Vaghoo H, Rasul G, Mathew T, Olah GA. Preparation of trifluoromethylated dihydrocoumarins, indanones, and arylpropanoic acids by tandem superacidic activation of 2-(trifluoromethyl)acrylic acid with arenes. The Journal of Organic Chemistry. 75: 2219-26. PMID 20218629 DOI: 10.1021/Jo9026275 |
0.803 |
|
2010 |
Prakash GK, Mathew T. ipso-Nitration of arenes. Angewandte Chemie (International Ed. in English). 49: 1726-8. PMID 20146295 DOI: 10.1002/Anie.200906940 |
0.307 |
|
2010 |
PRAKASH GK, BUCSI I, ANISZFELD R, OLAH GA. ChemInform Abstract: Improved Preparation, Chemical Reactivity, and Functionalization of C60 and C70 Fullerenes Cheminform. 25: no-no. DOI: 10.1002/chin.199425291 |
0.43 |
|
2009 |
Prakash GK, Vaghoo H, Venkat A, Panja C, Chacko S, Mathew T, Olah GA. Gallium (III) triflate-catalyzed synthesis of heterocycles: quinoxalines, 1,5-benzodiazepines and their fluorinated derivatives. Future Medicinal Chemistry. 1: 909-20. PMID 21426089 DOI: 10.4155/Fmc.09.77 |
0.785 |
|
2009 |
Prakash GK, Panja C, Shakhmin A, Shah E, Mathew T, Olah GA. BF3-H2O catalyzed hydroxyalkylation of aromatics with aromatic aldehydes and dicarboxaldehydes: efficient synthesis of triarylmethanes, diarylmethylbenzaldehydes, and anthracene derivatives. The Journal of Organic Chemistry. 74: 8659-68. PMID 19863094 DOI: 10.1021/Jo901668J |
0.823 |
|
2009 |
Prakash GK, Wang F, Shao N, Mathew T, Rasul G, Haiges R, Stewart T, Olah GA. A persistent alpha-fluorocarbanion and its analogues: preparation, characterization, and computational study. Angewandte Chemie (International Ed. in English). 48: 5358-62. PMID 19572305 DOI: 10.1002/Anie.200901414 |
0.723 |
|
2009 |
Rasul G, Chen JL, Prakash GK, Olah GA. Ab initio/DFT/GIAO-CCSD(T) calculational study of the t-butyl cation: comparison of experimental data with structures, energetics, IR vibrational frequencies, and 13C NMR chemical shifts indicating preferred C(s) conformation. The Journal of Physical Chemistry. A. 113: 6795-9. PMID 19476321 DOI: 10.1021/Jp903002Z |
0.498 |
|
2009 |
Olah GA, Prakash GK, Rasul G. Calculational study of fluoroammonium and related cations and dications. Chemistry (Weinheim An Der Bergstrasse, Germany). 15: 8443-8. PMID 19444824 DOI: 10.1002/Chem.200900335 |
0.514 |
|
2009 |
Prakash GK, Wang F, Stewart T, Mathew T, Olah GA. Alpha-fluoro-alpha-nitro(phenylsulfonyl)methane as a fluoromethyl pronucleophile: efficient stereoselective Michael addition to chalcones. Proceedings of the National Academy of Sciences of the United States of America. 106: 4090-4. PMID 19237559 DOI: 10.1073/Pnas.0900179106 |
0.704 |
|
2009 |
Prakash GK, Chacko S, Vaghoo H, Shao N, Gurung L, Mathew T, Olah GA. Efficient nucleophilic fluoromethylation and subsequent transformation of alkyl and benzyl halides using fluorobis(phenylsulfonyl)methane. Organic Letters. 11: 1127-30. PMID 19182915 DOI: 10.1021/Ol8029627 |
0.774 |
|
2009 |
Olah GA, Goeppert A, Prakash GK. Chemical recycling of carbon dioxide to methanol and dimethyl ether: from greenhouse gas to renewable, environmentally carbon neutral fuels and synthetic hydrocarbons. The Journal of Organic Chemistry. 74: 487-98. PMID 19063591 DOI: 10.1021/Jo801260F |
0.518 |
|
2009 |
Stadler D, Goeppert A, Rasul G, Olah GA, Prakash GK, Bach T. Chiral benzylic carbocations: low-temperature NMR studies and theoretical calculations. The Journal of Organic Chemistry. 74: 312-8. PMID 19035759 DOI: 10.1021/Jo802296E |
0.572 |
|
2008 |
Beier P, Alexandrova AV, Zibinsky M, Prakash GK. Nucleophilic difluoromethylation and difluoromethylenation of aldehydes and ketones using diethyl difluoromethylphosphonate. Tetrahedron. 64: 10977-10985. PMID 19956351 DOI: 10.1016/J.Tet.2008.10.006 |
0.806 |
|
2008 |
Prakash GK, Zhao X, Chacko S, Wang F, Vaghoo H, Olah GA. Efficient 1,4-addition of alpha-substituted fluoro(phenylsulfonyl)methane derivatives to alpha,beta-unsaturated compounds. Beilstein Journal of Organic Chemistry. 4: 17. PMID 18941481 DOI: 10.3762/Bjoc.4.17 |
0.778 |
|
2008 |
Prakash GK, Ledneczki I, Chacko S, Olah GA. Direct electrophilic monofluoromethylation. Organic Letters. 10: 557-60. PMID 18198880 DOI: 10.1021/Ol702500U |
0.683 |
|
2008 |
Olah GA, Prakash GK, Rasul G. Protonated tert-pentyl dication (C5H122+, isopentane dication). Dalton Transactions (Cambridge, England : 2003). 521-6. PMID 18185869 DOI: 10.1039/B713188G |
0.498 |
|
2007 |
Prakash GK, Weber C, Chacko S, Olah GA. New solid-phase bound electrophilic difluoromethylating reagent. Journal of Combinatorial Chemistry. 9: 920-3. PMID 17939739 DOI: 10.1021/Cc700148Z |
0.626 |
|
2007 |
Prakash GK, Hu J. Selective fluoroalkylations with fluorinated sulfones, sulfoxides, and sulfides. Accounts of Chemical Research. 40: 921-30. PMID 17708659 DOI: 10.1021/Ar700149S |
0.549 |
|
2007 |
Koltunov KY, Prakash GK, Rasul G, Olah GA. Superacidic activation of quinoline and isoquinoline; their reactions with cyclohexane and benzene(1). The Journal of Organic Chemistry. 72: 7394-7. PMID 17705536 DOI: 10.1021/Jo070875X |
0.602 |
|
2007 |
Crans DC, Holder AA, Saha TK, Prakash GK, Yousufuddin M, Kultyshev R, Ismail R, Goodman MF, Borden J, Florian J. Chelation of vanadium(V) by difluoromethylene bisphosphonate, a structural analogue of pyrophosphate. Inorganic Chemistry. 46: 6723-32. PMID 17628058 DOI: 10.1021/Ic062484R |
0.544 |
|
2007 |
Prakash GK, Mathew T, Panja C, Olah GA. Chlorotrimethylsilane-nitrate salts as oxidants: direct oxidative conversion of thiols and disulfides to sulfonyl chlorides. The Journal of Organic Chemistry. 72: 5847-50. PMID 17585828 DOI: 10.1021/Jo070907G |
0.737 |
|
2007 |
Prakash GK, Chacko S, Alconcel S, Stewart T, Mathew T, Olah GA. Stereoselective monofluoromethylation of primary and secondary alcohols by using a fluorocarbon nucleophile in a Mitsunobu reaction. Angewandte Chemie (International Ed. in English). 46: 4933-6. PMID 17523145 DOI: 10.1002/Anie.200700834 |
0.73 |
|
2007 |
Prakash GK, Weber C, Chacko S, Olah GA. New electrophilic difluoromethylating reagent. Organic Letters. 9: 1863-6. PMID 17444648 DOI: 10.1021/Ol070195G |
0.692 |
|
2007 |
Prakash GK, Vaghoo H, Panja C, Surampudi V, Kultyshev R, Mathew T, Olah GA. Effect of carbonates/phosphates as nucleophilic catalysts in dimethylformamide for efficient cyanosilylation of aldehydes and ketones. Proceedings of the National Academy of Sciences of the United States of America. 104: 3026-30. PMID 17360603 DOI: 10.1073/Pnas.0611309104 |
0.79 |
|
2007 |
Prakash GK, Mathew T, Panja C, Alconcel S, Vaghoo H, Do C, Olah GA. Gallium (III) triflate catalyzed efficient Strecker reaction of ketones and their fluorinated analogs. Proceedings of the National Academy of Sciences of the United States of America. 104: 3703-6. PMID 17360416 DOI: 10.1073/Pnas.0611316104 |
0.808 |
|
2007 |
Reddy VP, Rasul G, Prakash GK, Olah GA. Structural studies of nonclassical cyclobutylmethyl cations by the ab initio method. The Journal of Organic Chemistry. 72: 3076-80. PMID 17335243 DOI: 10.1021/Jo0701334 |
0.494 |
|
2007 |
Prakash GK, Mathew T, Panja C, Vaghoo H, Venkataraman K, Olah GA. Efficient one-pot synthesis of fluorinated benzimidazolines, benzothiazolines, benzoxazolines, and dihydrobenzoxazinones using gallium(III) triflate as a catalyst. Organic Letters. 9: 179-82. PMID 17217259 DOI: 10.1021/Ol062562E |
0.812 |
|
2006 |
Rasul G, Prakash GK, Olah GA. Comparative study of the hypercoordinate ions C7H9+ and C8H9+ by the ab initio/GIAO-CCSD(T) method. The Journal of Physical Chemistry. A. 110: 11320-3. PMID 17004741 DOI: 10.1021/Jp060800H |
0.481 |
|
2006 |
Prakash GK, Panja C, Vaghoo H, Surampudi V, Kultyshev R, Mandal M, Rasul G, Mathew T, Olah GA. Facile synthesis of TMS-protected trifluoromethylated alcohols using trifluoromethyltrimethylsilane (TMSCF3) and various nucleophilic catalysts in DMF. The Journal of Organic Chemistry. 71: 6806-13. PMID 16930030 DOI: 10.1021/Jo060835D |
0.809 |
|
2006 |
Haiges R, Wagner R, Boatz JA, Yousufuddin M, Etzkorn M, Prakash GK, Christe KO, Chapman RD, Welker MF, Kreutzberger CB. Preparation, characterization, and crystal structures of the SO3NHF- and SO3NF2- ions. Angewandte Chemie (International Ed. in English). 45: 5179-84. PMID 16927336 DOI: 10.1002/Anie.200601020 |
0.757 |
|
2006 |
Prakash GK, Mogi R, Olah GA. Preparation of tri- and difluoromethylated amines from aldimines using (trifluoromethyl)trimethylsilane. Organic Letters. 8: 3589-92. PMID 16869667 DOI: 10.1021/Ol061357W |
0.6 |
|
2006 |
Mühlthau F, Stadler D, Goeppert A, Olah GA, Prakash GK, Bach T. Chiral alpha-branched benzylic carbocations: diastereoselective intermolecular reactions with arene nucleophiles and NMR spectroscopic studies. Journal of the American Chemical Society. 128: 9668-75. PMID 16866519 DOI: 10.1021/Ja062102G |
0.586 |
|
2006 |
Rasul G, Olah GA, Prakash GK. Ab Initio/GIAO-CCSD(T) study of bicyclic and related strained olefins. Structures and 13C NMR chemical shifts. The Journal of Physical Chemistry. A. 110: 7197-201. PMID 16737271 DOI: 10.1021/Jp058273+ |
0.499 |
|
2006 |
Prakash GK, Mathew T, Marinez ER, Esteves PM, Rasul G, Olah GA. BF3.2CF3CH2OH (BF3.2TFE), an efficient superacidic catalyst for some organic synthetic transformations. The Journal of Organic Chemistry. 71: 3952-8. PMID 16674072 DOI: 10.1021/Jo0604181 |
0.657 |
|
2006 |
Prakash GK. Electrophilic intermediates and their reactions in superacids. The Journal of Organic Chemistry. 71: 3661-76. PMID 16674036 DOI: 10.1021/Jo052657E |
0.369 |
|
2006 |
Rasul G, Prakash GK, Olah GA. Theoretical study of AlH(2+)n (n=1-7) dications. Journal of Molecular Modeling. 12: 559-62. PMID 16523291 DOI: 10.1007/S00894-005-0094-7 |
0.484 |
|
2006 |
Rasul G, Prakash GK, Olah GA. Ab initio/GIAO-CCSD(T) study of propenoyl (H2C=CH-CO+) and isopentenoyl ((CH3)2C=CH-CO+) cations and their superelectrophilic protonated dications. The Journal of Physical Chemistry. A. 110: 1041-5. PMID 16420005 DOI: 10.1021/Jp058236I |
0.483 |
|
2005 |
Rasul G, Prakash GK, Olah GA. Comparative ab initio study of the structures and stabilities of the ethane dication C2H6(2+) and its silicon analogues Si2H6(2+) and CSiH6(2+). The Journal of Physical Chemistry. A. 109: 798-801. PMID 16838949 DOI: 10.1021/Jp0404652 |
0.498 |
|
2005 |
González-Núñez ME, Royo J, Mello R, Báguena M, Ferrer JM, Ramírez de Arellano C, Asensio G, Prakash GK. Oxygenation of alkane C-H bonds with methyl(trifluoromethyl)dioxirane: effect of the substituents and the solvent on the reaction rate. The Journal of Organic Chemistry. 70: 7919-24. PMID 16277311 DOI: 10.1021/Jo0509511 |
0.324 |
|
2005 |
Prakash GK, Desousa R, Olah GA. Electrophilic modification of polystyrene nanospheres. Journal of Nanoscience and Nanotechnology. 5: 397-403. PMID 15913245 DOI: 10.1166/Jnn.2005.128 |
0.785 |
|
2005 |
Miyazawa A, Tanaka K, Sakakura T, Tashiro M, Tashiro H, Prakash GK, Olah GA. Microwave-assisted direct transformation of amines to ketones using water as an oxygen source. Chemical Communications (Cambridge, England). 2104-6. PMID 15846414 DOI: 10.1039/B500541H |
0.511 |
|
2005 |
Török B, Abid M, London G, Esquibel J, Török M, Mhadgut SC, Yan P, Prakash GK. Highly enantioselective organocatalytic hydroxyalkylation of indoles with ethyl trifluoropyruvate. Angewandte Chemie (International Ed. in English). 44: 3086-9. PMID 15844111 DOI: 10.1002/Anie.200462877 |
0.673 |
|
2005 |
Prakash GK, Bae C, Rasul G, Olah GA. The question of C- vs. O-silylation of ketenes: electrophilic triethylsilylation of diphenylketene. Proceedings of the National Academy of Sciences of the United States of America. 102: 6251-4. PMID 15840718 DOI: 10.1073/Pnas.0501813102 |
0.619 |
|
2005 |
Olah GA, Mathew T, Goeppert A, Török B, Bucsi I, Li XY, Wang Q, Marinez ER, Batamack P, Aniszfeld R, Prakash GK. Ionic liquid and solid HF equivalent amine-poly(hydrogen fluoride) complexes effecting efficient environmentally friendly isobutane-isobutylene alkylation. Journal of the American Chemical Society. 127: 5964-9. PMID 15839696 DOI: 10.1021/Ja0424878 |
0.684 |
|
2005 |
Reddy VP, Alleti R, Perambuduru MK, Welz-Biermann U, Buchholz H, Prakash GK. gem-Difluorination of 2,2-diaryl-1,3-dithiolanes by Selectfluor and pyridinium polyhydrogen fluoride. Chemical Communications (Cambridge, England). 654-6. PMID 15672167 DOI: 10.1039/B414254C |
0.786 |
|
2005 |
Linares-Palomino P, Prakash G, Olah G. Trifluoromethanesulfonic Acid Catalyzed Alkylation of Arenes with Methyl (2R)-Glycidate Helvetica Chimica Acta. 88: 1221-1225. DOI: 10.1002/Hlca.200590102 |
0.518 |
|
2004 |
Prakash GK, Mathew T, Hoole D, Esteves PM, Wang Q, Rasul G, Olah GA. N-halosuccinimide/BF3-H2O, efficient electrophilic halogenating systems for aromatics. Journal of the American Chemical Society. 126: 15770-6. PMID 15571400 DOI: 10.1021/Ja0465247 |
0.629 |
|
2004 |
Prakash GK, Hu J, Wang Y, Olah GA. Nucleophilic difluoromethylation of primary alkyl halides using difluoromethyl phenyl sulfone as a difluoromethyl anion equivalent. Organic Letters. 6: 4315-7. PMID 15524472 DOI: 10.1021/Ol048166I |
0.562 |
|
2004 |
Prakash GK, Hu J, Wang Y, Olah GA. Difluoromethyl phenyl sulfone, a difluoromethylidene equivalent: use in the synthesis of 1,1-difluoro-1-alkenes. Angewandte Chemie (International Ed. in English). 43: 5203-6. PMID 15455416 DOI: 10.1002/Anie.200460815 |
0.55 |
|
2004 |
Rasul G, Olah GA, Prakash GK. Density functional theory study of adamantanediyl dications C10H142+ and protio-adamantyl dications C10H162+. Proceedings of the National Academy of Sciences of the United States of America. 101: 10868-71. PMID 15263093 DOI: 10.1073/Pnas.0404137101 |
0.497 |
|
2004 |
Olah GA, Mathew T, Goeppert A, Rasul G, Prakash GK, Esteves PM. Carbocationic rearrangement of pivaloyl cation and protonated pivalaldehyde in superacid medium: a novel solution equivalent of the McLafferty rearrangement. Journal of the American Society For Mass Spectrometry. 15: 959-65. PMID 15234354 DOI: 10.1016/J.Jasms.2004.05.002 |
0.633 |
|
2004 |
Prakash GK, Panja C, Mathew T, Surampudi V, Petasis NA, Olah GA. ipso-nitration of arylboronic acids with chlorotrimethylsilane-nitrate salts. Organic Letters. 6: 2205-7. PMID 15200321 DOI: 10.1021/Ol0493249 |
0.716 |
|
2004 |
Prakash GK, Etzkorn M. Direct oxidation of azides to nitro compounds. Angewandte Chemie (International Ed. in English). 43: 26-8. PMID 14694468 DOI: 10.1002/Anie.200301710 |
0.768 |
|
2004 |
Prakash G, Hu J, Simon J, Bellew DR, Olah GA. Preparation of α,α-difluoroalkanesulfonic acids Journal of Fluorine Chemistry. 125: 595-601. DOI: 10.1016/j.jfluchem.2003.11.031 |
0.566 |
|
2003 |
Rasul G, Olah GA, Prakash GK. Complexes of guanidinium ion (NH2)3C+ with super Lewis acidic XH4+(X = B and Al): comparison with XH3 complexes and protonated and methylated guanidinium dications. Inorganic Chemistry. 42: 8059-64. PMID 14632526 DOI: 10.1021/Ic030143X |
0.52 |
|
2003 |
Prakash GK, Hu J, Mathew T, Olah GA. Difluoromethyl phenyl sulfone as a selective difluoromethylene dianion equivalent: one-pot stereoselective synthesis of anti-2,2-difluoropropane-1,3-diols. Angewandte Chemie (International Ed. in English). 42: 5216-9. PMID 14601176 DOI: 10.1002/Anie.200352172 |
0.533 |
|
2003 |
Prakash GK, Hu J, Olah GA. Alkoxide- and hydroxide-induced nucleophilic trifluoromethylation using trifluoromethyl sulfone or sulfoxide. Organic Letters. 5: 3253-6. PMID 12943400 DOI: 10.1021/Ol035045U |
0.512 |
|
2003 |
Prakash GK, Hu J, Olah GA. Preparation of tri- and difluoromethylsilanes via an unusual magnesium metal-mediated reductive tri- and difluoromethylation of chlorosilanes using tri- and difluoromethyl sulfides, sulfoxides, and sulfones. The Journal of Organic Chemistry. 68: 4457-63. PMID 12762751 DOI: 10.1021/Jo030110Z |
0.527 |
|
2003 |
Reddy VP, Rasul G, Prakash GK, Olah GA. 13C NMR/DFT/GIAO studies of phenylene bis(1,3-dioxolanium) dications and 2,4,6-triphenylene tris(1,3-dioxolanium) trication. The Journal of Organic Chemistry. 68: 3507-10. PMID 12713353 DOI: 10.1021/Jo020753Z |
0.514 |
|
2003 |
Ishimoto K, Mitoma Y, Nagashima S, Tashiro H, Prakash GK, Olah GA, Tashiro M. Reduction of carbonyl groups to the corresponding methylenes with Ni-Al alloy in water. Chemical Communications (Cambridge, England). 514-5. PMID 12638976 DOI: 10.1039/B211571A |
0.493 |
|
2003 |
Kirsch P, Bremer M, Hahn A, Welz-Biermann U, Buchholz HA, Prakash G, Lork E, Sevenard DV, Röschenthaler G. Fluorotris(trifluoromethylsulfonyl)methane: synthesis, characterization and reactivity Journal of Fluorine Chemistry. 122: 233-236. DOI: 10.1016/S0022-1139(03)00095-2 |
0.349 |
|
2002 |
Török B, Bucsi I, Prakash GK, Olah GA. Deprotection and cleavage of peptides bound to Merrifield resin by stable dimethyl ether-poly(hydrogen fluoride) (DMEPHF) complex. a new and convenient reagent for peptide chemistry. Chemical Communications (Cambridge, England). 2882-3. PMID 12478794 DOI: 10.1039/B206168F |
0.641 |
|
2002 |
Koltunov KY, Prakash GK, Rasul G, Olah GA. Superacidic activation of 1- and 3-isoquinolinols and their electrophilic reactions. The Journal of Organic Chemistry. 67: 8943-51. PMID 12467412 DOI: 10.1021/Jo0204855 |
0.553 |
|
2002 |
Rasul G, Prakash GK, Olah GA. DFT investigation of the tri(amino)amine N(NH(2))(3)(2+) and the tri(azido)amine N(N(3))(3)(2+) dications and related mixed amino(azido)ammonium ions (N(3))(x)N(NH(2))(4-x)(+) (x = 0-4)(1). Inorganic Chemistry. 41: 5589-92. PMID 12377058 DOI: 10.1021/Ic020358R |
0.492 |
|
2002 |
Rasul G, Prakash GK, Olah GA. Structures and stabilities of higher coordinate onium-boronium dications (X(+)BH(3)+ and X(+)BH(5)+; X = NH(3), PH(3), H(2)O, and H(2)S). Proceedings of the National Academy of Sciences of the United States of America. 99: 13387-90. PMID 12370438 DOI: 10.1073/Pnas.202476399 |
0.487 |
|
2002 |
Olah GA, Mathew T, Prakash GK. Nafion-H catalysed sulfonylation of aromatics with arene/alkenesulfonic acids for the preparation of sulfones1a. Chemical Communications (Cambridge, England). 1696-7. PMID 12240449 DOI: 10.1039/B104603A |
0.589 |
|
2002 |
Prakash GK, Etzkorn M, Olah GA, Christe KO, Schneider S, Vij A. Triphenylmethyldifluoramine: a stable reagent for the synthesis of gem-bis(difluoramines). Chemical Communications (Cambridge, England). 1712-3. PMID 12196962 DOI: 10.1039/B203811K |
0.807 |
|
2002 |
Rasul G, Prakash GK, Olah GA. Ab initio/GIAO-MP2-calculated structures and (11)B-(13)C NMR chemical shift relationship in hypercoordinate onium-carbonium dications and isoelectronic onium-boronium cations. Proceedings of the National Academy of Sciences of the United States of America. 99: 9635-8. PMID 12119392 DOI: 10.1073/Pnas.142294599 |
0.506 |
|
2002 |
Bucsi I, Török B, Marco AI, Rasul G, Prakash GK, Olah GA. Stable dialkyl ether/poly(hydrogen fluoride) complexes: dimethyl ether/poly(hydrogen fluoride), a new, convenient, and effective fluorinating agent. Journal of the American Chemical Society. 124: 7728-36. PMID 12083926 DOI: 10.1021/Ja0124109 |
0.685 |
|
2002 |
Koltunov KY, Prakash GK, Rasul G, Olah GA. Reactions of 5-, 6-, 7-, 8-hydroxyquinolines and 5-hydroxyisoquinoline with benzene and cyclohexane in superacids. The Journal of Organic Chemistry. 67: 4330-6. PMID 12054971 DOI: 10.1021/Jo020099N |
0.583 |
|
2002 |
Prakash GK, Mandal M. Stereoselective synthesis of trifluoromethylated vicinal ethylenediamines with alpha-amino N-tert-butanesulfinimines and TMSCF3. Journal of the American Chemical Society. 124: 6538-9. PMID 12047166 DOI: 10.1021/Ja020482+ |
0.56 |
|
2002 |
Laali KK, Rasul G, Prakash GK, Olah GA. DFT study of substituted and benzannelated aryl cations: substituent dependency of singlet/triplet ratio. The Journal of Organic Chemistry. 67: 2913-8. PMID 11975546 DOI: 10.1021/Jo020084P |
0.517 |
|
2002 |
Prakash GK, Bae C, Rasul G, Olah GA. Preparation and NMR study of silylated carboxonium ions. The Journal of Organic Chemistry. 67: 1297-301. PMID 11846677 DOI: 10.1021/Jo0109974 |
0.642 |
|
2002 |
Mlostoń G, Prakash G, Olah G, Heimgartner H. Studies on Reactions of Thioketones with Trimethyl(trifluoromethyl)silane Catalyzed by Fluoride Ions Helvetica Chimica Acta. 85: 1644-1658. DOI: 10.1002/1522-2675(200206)85:6<1644::Aid-Hlca1644>3.0.Co;2-8 |
0.532 |
|
2001 |
Greci MT, Pathak S, Mercado K, Prakash GK, Thompson ME, Olah GA. Poly(p-hydroxystyrene) grafted polystyrene nanospheres: excellent hosts for silver and ruthenium nanoparticles. Journal of Nanoscience and Nanotechnology. 1: 3-6. PMID 12914025 |
0.756 |
|
2001 |
Prinzbach H, Reinbold J, Bertau M, Voss T, Martin HD, Mayer B, Heinze J, Neschchadin D, Gescheidt G, Prakash GK, Olah GA. sigma-Bishomoconjugation (sigma-Bishomoaromaticity) in 4C/3(2)e Cations-Scope and Limitations This project has been supported by the Deutsche Forschungsgemeinschaft, the Fonds der Chemischen Industrie, and BASF AG. We thank A. Kurscheidt and M. Lutterbeck for technical assistance, Dr. D. Hunkler and Dr. J. Wörth for NMR and MS measurements, and Prof. Dr. T. Bally for access to his (60)Co-gamma-irradiation equipment. Angewandte Chemie (International Ed. in English). 40: 911-914. PMID 11241644 DOI: 10.1002/1521-3773(20010302)40:5<911::AID-ANIE911>3.0.CO;2-B |
0.516 |
|
2001 |
Prakash GK, Mandal M, Olah GA. Stereoselective Nucleophilic Trifluoromethylation of N-(tert-Butylsulfinyl)imines by Using Trimethyl(trifluoromethyl)silane Support of our work by Loker Hydrocarbon Research Institute is gratefully acknowledged. Angewandte Chemie (International Ed. in English). 40: 589-590. PMID 11180380 DOI: 10.1002/1521-3773(20010202)40:3<589::AID-ANIE589>3.0.CO;2-9 |
0.598 |
|
2000 |
Rasul G, Prakash GK, Olah GA. Protonated and methylated dimethyl sulfoxide cations and dications. DFT/GIAO-MP2 NMR studies and comparison with experimental data. The Journal of Organic Chemistry. 65: 8786-9. PMID 11112605 DOI: 10.1021/jo001366x |
0.422 |
|
2000 |
Prakash G, Tongco EC, Mathew T, Vankar YD, Olah GA. Preparation of 3-trifluoromethyl-2-cycloalkenones by the oxidative rearrangement of trifluoromethylated tertiary allylic alcohols with pyridinium chlorochromate Journal of Fluorine Chemistry. 101: 199-202. DOI: 10.1016/S0022-1139(99)00159-1 |
0.636 |
|
2000 |
Mlostoń G, Celeda M, Prakash G, Olah G, Heimgartner H. Synthesis of Imidazole Derivatives Using 2-Unsubstituted 1H-Imidazole 3-Oxides Helvetica Chimica Acta. 83: 728-738. DOI: 10.1002/(Sici)1522-2675(20000412)83:4<728::Aid-Hlca728>3.0.Co;2-B |
0.54 |
|
1999 |
Buchholz HA, Prakash GK, Deffieux D, Olah GA. Electrochemical preparation of tris(tert-butyldimethylsilyl)cyclopropene and its hydride abstraction to tris(tert-butyldimethylsilyl)cyclopropenium tetrafluoroborate. Proceedings of the National Academy of Sciences of the United States of America. 96: 10003-5. PMID 10468551 DOI: 10.1073/Pnas.96.18.10003 |
0.39 |
|
1999 |
Olah GA, Prakash GK, Rasul G. Helionitronium trication (NO2He3+) and helionitrosonium trication (HeNO3+). Proceedings of the National Academy of Sciences of the United States of America. 96: 3494-5. PMID 10097063 DOI: 10.1073/Pnas.96.7.3494 |
0.468 |
|
1998 |
Rasul G, Prakash GK, Olah GA. Calculated 11B-13C NMR chemical shift relationship in hypercoordinate methonium and boronium ions. Proceedings of the National Academy of Sciences of the United States of America. 95: 7257-9. PMID 9636135 DOI: 10.1073/Pnas.95.13.7257 |
0.51 |
|
1998 |
Olah GA, Rasul G, Burrichter A, Prakash GK. Attempted hydrogen-deuterium exchange of the protio-trimethyloxonium dication (CH3)3OH2+, study of methylating ability of (CH3)3O+ in superacids and theoretical investigations. Proceedings of the National Academy of Sciences of the United States of America. 95: 4099-101. PMID 9539696 DOI: 10.1073/Pnas.95.8.4099 |
0.507 |
|
1998 |
Rasul G, Prakash G, Olah GA. Structures of XH32+ (X=C, Si and Ge) and isoelectronic XH3+ (X=B, Al and Ga) Journal of Molecular Structure: Theochem. 455: 101-105. DOI: 10.1016/S0166-1280(98)00216-4 |
0.468 |
|
1998 |
Prakash G, Wang Q, Rasul G, Olah GA. Preparation, 29Si and 13C NMR and DFT/IGLO studies of silylcarboxonium ions1Considered as Onium Ions Part 48; for Part 47 see Ref. [1].12Dedicated to Professor Kenneth Wade on the occasion of his 65th birthday.2 Journal of Organometallic Chemistry. 550: 119-123. DOI: 10.1016/S0022-328X(97)00161-7 |
0.507 |
|
1998 |
Wiedemann J, Heiner T, Mloston G, Prakash G, Olah G. Direkte Synthese von Trifluormethylketonen aus Carbonsäureestern: Trifluormethylierung mit Trimethyl(trifluormethyl)silan Angewandte Chemie. 110: 880-881. DOI: 10.1002/(Sici)1521-3757(19980316)110:6<880::Aid-Ange880>3.0.Co;2-0 |
0.466 |
|
1997 |
Prakash GK, Yudin AK. Perfluoroalkylation with Organosilicon Reagents. Chemical Reviews. 97: 757-786. PMID 11848888 DOI: 10.1021/Cr9408991 |
0.595 |
|
1997 |
Olah GA, Ramaiah P, Prakash GK. Electrophilic nitration of alkanes with nitronium hexafluorophosphate. Proceedings of the National Academy of Sciences of the United States of America. 94: 11783-5. PMID 11038587 DOI: 10.1073/Pnas.94.22.11783 |
0.523 |
|
1997 |
Rasul G, Prakash GK, Olah GA. Comparison of structures and energies of CH5(2+*) with CH4(+*) and their possible role in superacidic methane activation. Proceedings of the National Academy of Sciences of the United States of America. 94: 11159-62. PMID 11038583 DOI: 10.1073/Pnas.94.21.11159 |
0.517 |
|
1997 |
Petasis N, Yudin A, Zavialov I, Prakash G, Olah G. Facile Preparation of Fluorine-containing Alkenes, Amides and Alcohols via the Electrophilic Fluorination of Alkenyl Boronic Acids and Trifluoroborates Synlett. 1997: 606-608. DOI: 10.1055/s-1997-3228 |
0.515 |
|
1997 |
Beregszászi T, Török B, Molnár A, Olah G, Prakash G. Catalysis Letters. 48: 83-87. DOI: 10.1023/A:1019058516695 |
0.587 |
|
1996 |
Buchholz HA, Prakash GK, Vaughan JF, Bau R, Olah GA. Two Types of New Polymeric Silver(I) Complexes from 1,4-Thioxane and Silver Triflate. Inorganic Chemistry. 35: 4076-4077. PMID 11666609 DOI: 10.1021/Ic960123D |
0.741 |
|
1994 |
Lambert JB, Olah GA, Rasul G, Li XY, Buchholz HA, Sandford G, Prakash GK. Triethylsilyl cations. Science (New York, N.Y.). 263: 983-4. PMID 17758639 DOI: 10.1126/science.263.5149.983-a |
0.589 |
|
1992 |
Prakash Reddy V, Bellew DR, Prakash G. A convenient preparation of sulfuryl chloride fluoride Journal of Fluorine Chemistry. 56: 195-197. DOI: 10.1016/S0022-1139(00)81102-1 |
0.408 |
|
1990 |
Prakash G, Heiliger L, Olah GA. 13C and 19F NMR spectroscopic study of substituent effects in α,α-difluoroarylcarbeniumions [1] Journal of Fluorine Chemistry. 49: 33-41. DOI: 10.1016/S0022-1139(00)80361-9 |
0.516 |
|
1988 |
Olah GA, Stephenson M, Shih JG, Krishnamurthy V, Prakash G. One bond 13C-19F coupling constant as a criterion for fluorine back donation to an electron deficient carbocationic center. application of the tool of increasing electron demand to α-fluorodiaryl carbenium ions [1] Journal of Fluorine Chemistry. 40: 319-329. DOI: 10.1016/S0022-1139(00)83071-7 |
0.503 |
|
1978 |
Olah GA, Donovan DJ, Prakash G. The α, 1-dimethylcyclopropylcarbinyl cation Tetrahedron Letters. 19: 4779-4782. DOI: 10.1016/S0040-4039(01)85729-4 |
0.472 |
|
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