Year |
Citation |
Score |
2023 |
Xu C, Nader P, Xavier J, Captain B, Takenaka N. Evaluation of helicene-derived 2,2'-bipyridine monoxide catalyst for the enantioselective propargylation of -acylhydrazones with allenyltrichlorosilane. Tetrahedron. 141. PMID 37790873 DOI: 10.1016/j.tet.2023.133496 |
0.406 |
|
2021 |
Morgante P, Deluca C, Jones TE, Aldrich GJ, Takenaka N, Peverati R. Steps toward Rationalization of the Enantiomeric Excess of the Sakurai-Hosomi-Denmark Allylation Catalyzed by Biisoquinoline N,N'-Dioxides Using Computations. Catalysts (Basel, Switzerland). 11. PMID 36311901 DOI: 10.3390/catal11121487 |
0.312 |
|
2021 |
Sun S, Xu C, Jarvis J, Nader P, Naumann B, Soliven A, Peverati R, Takenaka N. Evaluation of 3,3'-Triazolyl Biisoquinoline ,'-Dioxide Catalysts for Asymmetric Hydrosilylation of Hydrazones with Trichlorosilane. Catalysts (Basel, Switzerland). 11. PMID 36285183 DOI: 10.3390/catal11091103 |
0.4 |
|
2021 |
Xu C, Reep C, Jarvis J, Naumann B, Captain B, Takenaka N. Asymmetric Catalytic Ketimine Mannich Reactions and Related Transformations. Catalysts (Basel, Switzerland). 11. PMID 34745653 DOI: 10.3390/catal11060712 |
0.428 |
|
2018 |
Reep C, Morgante P, Peverati R, Takenaka N. Axial-Chiral Biisoquinoline N, N'-Dioxides Bearing Polar Aromatic C-H Bonds as Catalysts in Sakurai-Hosomi-Denmark Allylation. Organic Letters. PMID 30199262 DOI: 10.1021/Acs.Orglett.8B02457 |
0.502 |
|
2015 |
Itsuno S, Oonami T, Takenaka N, Haraguchi N. Synthesis of Chiral Polyethers Containing Imidazolidinone Repeating Units and Application as Catalyst in Asymmetric Diels-Alder Reaction Advanced Synthesis and Catalysis. 357: 3995-4002. DOI: 10.1002/adsc.201500539 |
0.523 |
|
2014 |
Narcis MJ, Takenaka N. Helical-chiral small molecules in asymmetric catalysis European Journal of Organic Chemistry. 2014: 21-34. DOI: 10.1002/Ejoc.201301045 |
0.475 |
|
2013 |
Peng Z, Narcis MJ, Takenaka N. Enantio- and periselective nitroalkene Diels-Alder reactions catalyzed by helical-chiral hydrogen bond donor catalysts. Molecules (Basel, Switzerland). 18: 9982-98. PMID 23966083 DOI: 10.3390/Molecules18089982 |
0.63 |
|
2013 |
Peng Z, Takenaka N. Applications of helical-chiral pyridines as organocatalysts in asymmetric synthesis. Chemical Record (New York, N.Y.). 13: 28-42. PMID 23172849 DOI: 10.1002/Tcr.201200010 |
0.545 |
|
2012 |
Narcis MJ, Sprague DJ, Captain B, Takenaka N. Enantio- and periselective nitroalkene Diels-Alder reaction. Organic & Biomolecular Chemistry. 10: 9134-6. PMID 23104427 DOI: 10.1039/C2Ob26674A |
0.62 |
|
2011 |
Chen J, Captain B, Takenaka N. Helical chiral 2,2'-bipyridine N-monoxides as catalysts in the enantioselective propargylation of aldehydes with allenyltrichlorosilane. Organic Letters. 13: 1654-7. PMID 21366250 DOI: 10.1021/Ol200102C |
0.478 |
|
2011 |
Aguado A, Takenaka N. Intramolecular nitroalkene diels-alder reaction catalyzed by brønsted acids Synlett. 1259-1261. DOI: 10.1055/s-0030-1260542 |
0.404 |
|
2010 |
Takenaka N, Chen J, Captain B, Sarangthem RS, Chandrakumar A. Helical chiral 2-aminopyridinium ions: a new class of hydrogen bond donor catalysts. Journal of the American Chemical Society. 132: 4536-7. PMID 20232867 DOI: 10.1021/Ja100539C |
0.517 |
|
2010 |
Thanh le T, Okitsu K, Sadanaga Y, Takenaka N, Maeda Y, Bandow H. A two-step continuous ultrasound assisted production of biodiesel fuel from waste cooking oils: a practical and economical approach to produce high quality biodiesel fuel. Bioresource Technology. 101: 5394-401. PMID 20219362 DOI: 10.1016/j.biortech.2010.02.060 |
0.302 |
|
2009 |
Chen J, Takenaka N. Helical chiral pyridine N-oxides: a new family of asymmetric catalysts. Chemistry (Weinheim An Der Bergstrasse, Germany). 15: 7268-76. PMID 19579239 DOI: 10.1002/Chem.200900607 |
0.515 |
|
2009 |
Nanzai B, Okitsu K, Takenaka N, Bandow H, Tajima N, Maeda Y. Effect of reaction vessel diameter on sonochemical efficiency and cavitation dynamics. Ultrasonics Sonochemistry. 16: 163-8. PMID 18625574 DOI: 10.1016/j.ultsonch.2008.05.016 |
0.304 |
|
2008 |
Takenaka N, Sarangthem RS, Captain B. Helical chiral pyridine N-oxides: a new family of asymmetric catalysts. Angewandte Chemie (International Ed. in English). 47: 9708-10. PMID 18988214 DOI: 10.1002/Anie.200803338 |
0.451 |
|
2007 |
Takenaka N, Sarangthem RS, Seerla SK. 2-Aminopyridinium ions activate nitroalkenes through hydrogen bonding. Organic Letters. 9: 2819-22. PMID 17602488 DOI: 10.1021/Ol071032V |
0.491 |
|
2007 |
Takenaka N, Abell JP, Yamamoto H. Asymmetric conjugate addition of silyl enol ethers catalyzed by tethered Bis(8-quinolinolato) aluminum complexes. Journal of the American Chemical Society. 129: 742-3. PMID 17243793 DOI: 10.1021/Ja0668320 |
0.545 |
|
2007 |
Yamamoto H, Takenaka N, Abell J. Al-Catalyzed Asymmetric Mukaiyama-Michael Reaction and Indole Friedel-Crafts Alkylation Synfacts. 2007: 0535-0535. DOI: 10.1055/S-2007-968431 |
0.385 |
|
2005 |
Unni AK, Takenaka N, Yamamoto H, Rawal VH. Axially chiral biaryl diols catalyze highly enantioselective hetero-Diels-Alder reactions through hydrogen bonding. Journal of the American Chemical Society. 127: 1336-7. PMID 15686341 DOI: 10.1021/Ja044076X |
0.543 |
|
2004 |
Takenaka N, Xia G, Yamamoto H. Catalytic, highly enantio- and diastereoselective pinacol coupling reaction with a new tethered bis(8-quinolinolato) ligand. Journal of the American Chemical Society. 126: 13198-9. PMID 15479054 DOI: 10.1021/Ja045430U |
0.504 |
|
2002 |
Hu T, Takenaka N, Panek JS. Asymmetric crotylation reactions in synthesis of polypropionate-derived macrolides: application to total synthesis of oleandolide. Journal of the American Chemical Society. 124: 12806-15. PMID 12392427 DOI: 10.1021/Ja020853M |
0.416 |
|
2002 |
Hu T, Takenaka N, Panek JS. Asymmetric crotylation reactions in synthesis of polypropionate-derived macrolides: Application to total synthesis of oleandolide Journal of the American Chemical Society. 124: 12806-12815. DOI: 10.1021/ja020853m |
0.393 |
|
2002 |
Takenaka N, Huang Y, Rawal VH. 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 derived Cr(III) salen complexes Tetrahedron. 58: 8299-8305. DOI: 10.1016/S0040-4020(02)00980-8 |
0.653 |
|
1999 |
Hu T, Takenaka N, Panek JS. Total synthesis of oleandolide [6] Journal of the American Chemical Society. 121: 9229-9230. DOI: 10.1021/Ja992370X |
0.325 |
|
1996 |
Jain NF, Takenaka N, Panek JS. Double-stereodifferentiating crotylation reactions with chiral (E)-crotylsilanes. Evaluation of a new approach for the synthesis of polypropionate-derived natural products Journal of the American Chemical Society. 118: 12475-12476. DOI: 10.1021/Ja962877X |
0.437 |
|
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