Asymmetric phase-transfer catalysts bearing multiple hydrogen-bonding donors: Synthesis and application in nitro-Mannich reaction of isatin-derived N-Boc ketimines.
DOI Number:
10.1016/j.tetlet.2017.05.022
Reaction Category:
RXNO ID:
RXNO_0000235
Educt:
substituted-tert-butyl (Z)-(1-benzyl-2-oxoindolin-3-ylidene)carbamate, nitromethane
Product:
substituted-tert-butyl (R)-(1-benzyl-3-(nitromethyl)-2-oxoindolin-3-yl)carbamate
Catalyst:
(8α,9S)-1-[[3,5-bis(1,1-dimethylethyl)phenyl]methyl]-9-[[[[(1S)-2-hydroxy-1-phenylethyl]amino]carbonyl]amino]-6′-methoxy-Cinchonanium bromide
Cas No:
2095003-15-7
Associated Product from Buchler GmbH:
Quinine Base
Cas No:
130-95-0