Intramolecular Direct Dehydrohalide Coupling Promoted by KOtBu: Total Synthesis of Amaryllidaceae Alkaloids Anhydrolycorinone and Oxoassoanine S De, S Ghosh, S Bhunia, JA Sheikh, A Bisai Organic letters 14 (17), 4466-4469, 2012 | 142 | 2012 |
Intramolecular Dehydrogenative Coupling of sp2 C–H and sp3 C–H Bonds: An Expeditious Route to 2-Oxindoles S Ghosh, S De, BN Kakde, S Bhunia, A Adhikary, A Bisai Organic letters 14 (23), 5864-5867, 2012 | 86 | 2012 |
Lewis acid-catalyzed Friedel–Crafts alkylations of 3-hydroxy-2-oxindole: an efficient approach to the core structure of azonazine S Ghosh, LK Kinthada, S Bhunia, A Bisai Chemical communications 48 (81), 10132-10134, 2012 | 85 | 2012 |
Oxidative Dimerization of 2-Oxindoles Promoted by KOtBu-I2: Total Synthesis of (±)-Folicanthine S Ghosh, S Chaudhuri, A Bisai Organic letters 17 (6), 1373-1376, 2015 | 83 | 2015 |
Enantioselective construction of vicinal all-carbon quaternary centers via catalytic double asymmetric decarboxylative allylation S Ghosh, S Bhunia, BN Kakde, S De, A Bisai Chemical Communications 50 (19), 2434-2437, 2014 | 71 | 2014 |
DDQ-mediated direct intramolecular-dehydrogenative-coupling (IDC): expeditious approach to the tetracyclic core of ergot alkaloids S Bhunia, S Ghosh, D Dey, A Bisai Organic letters 15 (10), 2426-2429, 2013 | 64 | 2013 |
Catalytic Enantioselective Decarboxylative Allylations of a Mixture of Allyl Carbonates and Allyl Esters: Total Synthesis of (−)‐and (+)‐Folicanthine S Ghosh, S Chaudhuri, A Bisai Chemistry–A European Journal 21 (48), 17479-17484, 2015 | 54 | 2015 |
Friedel–Crafts alkylations of electron-rich aromatics with 3-hydroxy-2-oxindoles: scope and limitations LK Kinthada, S Ghosh, KN Babu, M Sharique, S Biswas, A Bisai Organic & Biomolecular Chemistry 12 (41), 8152-8173, 2014 | 52 | 2014 |
Development of catalytic deacylative alkylations (DaA) of 3-acyl-2-oxindoles: total synthesis of meso-chimonanthine and related alkaloids N Kumar, MK Das, S Ghosh, A Bisai Chemical Communications 53 (13), 2170-2173, 2017 | 51 | 2017 |
Acid-catalyzed reactions of 3-hydroxy-2-oxindoles with electron-rich substrates: synthesis of 2-oxindoles with all-carbon quaternary center LK Kinthada, S Ghosh, S De, S Bhunia, D Dey, A Bisai Organic & Biomolecular Chemistry 11 (40), 6984-6993, 2013 | 48 | 2013 |
Strong and confined acids control five stereogenic centers in catalytic asymmetric Diels–Alder reactions of cyclohexadienones with cyclopentadiene S Ghosh, S Das, CK De, D Yepes, F Neese, G Bistoni, M Leutzsch, B List Angewandte Chemie International Edition 59 (30), 12347-12351, 2020 | 37 | 2020 |
Synthesis of 2-oxindoles via'transition-metal-free'intramolecular dehydrogenative coupling (IDC) of sp2 C–H and sp3 C–H bonds N Kumar, S Ghosh, S Bhunia, A Bisai Beilstein Journal of Organic Chemistry 12 (1), 1153-1169, 2016 | 27 | 2016 |
Enantioselective Alkylation of 2-Alkylpyridines Controlled by Organolithium Aggregation JJ Gladfelder, S Ghosh, M Podunavac, AW Cook, Y Ma, RA Woltornist, ... Journal of the American Chemical Society 141 (38), 15024-15028, 2019 | 24 | 2019 |
Catalytic Asymmetric Spirocyclizing Diels–Alder Reactions of Enones: Stereoselective Total and Formal Syntheses of α-Chamigrene, β-Chamigrene, Laurencenone C, Colletoic Acid … S Ghosh, JE Erchinger, R Maji, B List Journal of the American Chemical Society 144 (15), 6703-6708, 2022 | 21 | 2022 |
Catalytic asymmetric formal total syntheses of (+)-and (−)-cycloclavine S Chaudhuri, S Ghosh, S Bhunia, A Bisai Chemical communications 54 (8), 940-943, 2018 | 18 | 2018 |
A catalytic asymmetric hydrolactonization R Maji, S Ghosh, O Grossmann, P Zhang, M Leutzsch, N Tsuji, B List Journal of the American Chemical Society 145 (16), 8788-8793, 2023 | 16 | 2023 |
Highly chemoselective synthesis of dimeric 2-oxindoles with a C-3/C-5′ linkage via Friedel–Crafts alkylations of 2-oxindoles with 3-hydroxy-2-oxindoles KN Babu, LK Kinthada, S Ghosh, A Bisai Organic & Biomolecular Chemistry 13 (43), 10641-10655, 2015 | 16 | 2015 |
Highly Stereoselective Syntheses of Proline-Derived Vicinal Amino Alcohols through Grignard Addition onto N-Tosylprolinal S Chaudhuri, A Parida, S Ghosh, A Bisai Synlett 27 (02), 215-220, 2016 | 11 | 2016 |
Quantitative evaluation of C–H··· O and C–H··· π intermolecular interactions in ethyl-3-benzyl-1-methyl-2-oxoindoline-3-carboxylate and 3-methyl-but-2-en-1-yl-1, 3-dimethyl-2 … D Dey, S Ghosh, D Chopra Journal of Chemical Crystallography 44, 131-142, 2014 | 7 | 2014 |
Starke und sterisch begrenzte Säuren kontrollieren fünf stereogene Zentren in der katalytischen asymmetrischen Diels‐Alder‐Reaktion von Cyclohexadienonen mit Cyclopentadien S Ghosh, S Das, CK De, D Yepes, F Neese, G Bistoni, M Leutzsch, B List Angewandte Chemie 132 (30), 12446-12450, 2020 | 4 | 2020 |