Axially chiral biaryl diols catalyze highly enantioselective hetero-Diels− Alder reactions through hydrogen bonding AK Unni, N Takenaka, H Yamamoto, VH Rawal Journal of the American Chemical Society 127 (5), 1336-1337, 2005 | 314 | 2005 |
Helical Chiral Pyridine N‐Oxides: A New Family of Asymmetric Catalysts N Takenaka, RS Sarangthem, B Captain Angewandte Chemie International Edition 47 (50), 9708-9710, 2008 | 280 | 2008 |
Helical chiral 2-aminopyridinium ions: A new class of hydrogen bond donor catalysts N Takenaka, J Chen, B Captain, RS Sarangthem, A Chandrakumar Journal of the American Chemical Society 132 (13), 4536-4537, 2010 | 225 | 2010 |
Helical Chiral 2,2′-Bipyridine N- Monoxides as Catalysts in the Enantioselective Propargylation of Aldehydes with Allenyltrichlorosilane J Chen, B Captain, N Takenaka Organic letters 13 (7), 1654-1657, 2011 | 162 | 2011 |
Catalytic, highly enantio-and diastereoselective pinacol coupling reaction with a new tethered bis (8-quinolinolato) ligand N Takenaka, G Xia, H Yamamoto Journal of the American Chemical Society 126 (41), 13198-13199, 2004 | 117 | 2004 |
Helical‐chiral small molecules in asymmetric catalysis MJ Narcis, N Takenaka European Journal of Organic Chemistry 2014 (1), 21-34, 2014 | 112 | 2014 |
Helical Chiral Pyridine N‐Oxides: A New Family of Asymmetric Catalysts J Chen, N Takenaka Chemistry–A European Journal 15 (30), 7268-7276, 2009 | 110 | 2009 |
Asymmetric conjugate addition of silyl enol ethers catalyzed by tethered bis (8-quinolinolato) aluminum complexes N Takenaka, JP Abell, H Yamamoto Journal of the American Chemical Society 129 (4), 742-743, 2007 | 96 | 2007 |
The first catalytic enantioselective Diels–Alder reactions of 1, 2-dihydropyridine: efficient syntheses of optically active 2-azabicyclo [2.2. 2] octanes with chiral BINAM … N Takenaka, Y Huang, VH Rawal Tetrahedron 58 (41), 8299-8305, 2002 | 94 | 2002 |
Double-Stereodifferentiating Crotylation Reactions with Chiral (E)-Crotylsilanes. Evaluation of a New Approach for the Synthesis of Polypropionate-Derived Natural … NF Jain, N Takenaka, JS Panek Journal of the American Chemical Society 118 (49), 12475-12476, 1996 | 83 | 1996 |
Asymmetric crotylation reactions in synthesis of polypropionate-derived macrolides: Application to total synthesis of oleandolide T Hu, N Takenaka, JS Panek Journal of the American Chemical Society 124 (43), 12806-12815, 2002 | 77 | 2002 |
Applications of Helical‐Chiral Pyridines as Organocatalysts in Asymmetric Synthesis Z Peng, N Takenaka The Chemical Record 13 (1), 28-42, 2013 | 75 | 2013 |
2-Aminopyridinium ions activate nitroalkenes through hydrogen bonding N Takenaka, RS Sarangthem, SK Seerla Organic Letters 9 (15), 2819-2822, 2007 | 69 | 2007 |
Recent applications in the use of sulfoxides as chiral auxiliaries for the asymmetric synthesis of natural and biologically active products X Salom-Roig, C Bauder Synthesis 52 (07), 964-978, 2020 | 33 | 2020 |
Total synthesis of oleandolide T Hu, N Takenaka, JS Panek Journal of the American Chemical Society 121 (39), 9229-9230, 1999 | 32 | 1999 |
Enantio-and periselective nitroalkene Diels–Alder reaction MJ Narcis, DJ Sprague, B Captain, N Takenaka Organic & biomolecular chemistry 10 (46), 9134-9136, 2012 | 27 | 2012 |
Axial-Chiral Biisoquinoline N,N′-Dioxides Bearing Polar Aromatic C-H Bonds as Catalysts in Sakurai-Hosomi-Denmark Allylation C Reep, P Morgante, R Peverati, N Takenaka Organic letters 20 (18), 5757-5761, 2018 | 26 | 2018 |
Asymmetric catalytic ketimine Mannich reactions and related transformations C Xu, C Reep, J Jarvis, B Naumann, B Captain, N Takenaka Catalysts 11 (6), 712, 2021 | 18 | 2021 |
Isothiourea-catalysed sequential kinetic resolution of acyclic (±)-1, 2-diols S Harrer, MD Greenhalgh, RM Neyyappadath, AD Smith Synlett 30 (13), 1555-1560, 2019 | 13 | 2019 |
Intramolecular nitroalkene Diels-Alder reaction catalyzed by Brønsted acids A Aguado, N Takenaka Synlett 2011 (09), 1259-1261, 2011 | 12 | 2011 |