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Lekha Gupta, Ph.D. - Publications

Affiliations: 
2010 Cornell University, Ithaca, NY, United States 
Area:
organolithium reagents
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9 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2017 Algera RF, Gupta L, Hoepker AC, Liang J, Ma Y, Singh KJ, Collum DB. Lithium Diisopropylamide: Nonequilibrium Kinetics and Lessons Learned about Rate Limitation. The Journal of Organic Chemistry. PMID 28368117 DOI: 10.1021/Acs.Joc.6B03083  0.752
2014 Liang J, Hoepker AC, Bruneau AM, Ma Y, Gupta L, Collum DB. Lithium diisopropylamide-mediated lithiation of 1,4-difluorobenzene under nonequilibrium conditions: role of monomer-, dimer-, and tetramer-based intermediates and lessons about rate limitation. The Journal of Organic Chemistry. 79: 11885-902. PMID 25000303 DOI: 10.1021/Jo501392R  0.75
2013 Gupta L, Hoepker AC, Ma Y, Viciu MS, Faggin MF, Collum DB. Lithium diisopropylamide-mediated ortholithiation of 2-fluoropyridines: rates, mechanisms, and the role of autocatalysis. The Journal of Organic Chemistry. 78: 4214-30. PMID 23270408 DOI: 10.1021/Jo302408R  0.76
2011 Hoepker AC, Gupta L, Ma Y, Faggin MF, Collum DB. Regioselective lithium diisopropylamide-mediated ortholithiation of 1-chloro-3-(trifluoromethyl)benzene: role of autocatalysis, lithium chloride catalysis, and reversibility. Journal of the American Chemical Society. 133: 7135-51. PMID 21500823 DOI: 10.1021/Ja200906Z  0.737
2010 Gupta L, Ramírez A, Collum DB. Reaction of lithium diethylamide with an alkyl bromide and alkyl benzenesulfonate: origins of alkylation, elimination, and sulfonation. The Journal of Organic Chemistry. 75: 8392-9. PMID 21077695 DOI: 10.1021/Jo101505X  0.633
2010 Ma Y, Hoepker AC, Gupta L, Faggin MF, Collum DB. 1,4-addition of lithium diisopropylamide to unsaturated esters: role of rate-limiting deaggregation, autocatalysis, lithium chloride catalysis, and other mixed aggregation effects. Journal of the American Chemical Society. 132: 15610-23. PMID 20961095 DOI: 10.1021/Ja105855V  0.767
2010 Viciu MS, Gupta L, Collum DB. Mechanism of lithium diisopropylamide-mediated substitution of 2,6-difluoropyridine. Journal of the American Chemical Society. 132: 6361-5. PMID 20397635 DOI: 10.1021/Ja910834B  0.622
2009 Gupta L, Hoepker AC, Singh KJ, Collum DB. Lithium diisopropylamide-mediated ortholithiations: lithium chloride catalysis. The Journal of Organic Chemistry. 74: 2231-3. PMID 19191711 DOI: 10.1021/Jo802713Y  0.733
2007 Chadwick ST, Ramirez A, Gupta L, Collum DB. n-Butyllithium/N,N,N',N'-tetramethylethylenediamine-mediated ortholithiations of aryl oxazolines: substrate-dependent mechanisms. Journal of the American Chemical Society. 129: 2259-68. PMID 17269777 DOI: 10.1021/Ja068057U  0.567
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