Bifunctional thiourea–ammonium salt catalysts derived from cinchona alkaloids: cooperative phase-transfer catalysts in the enantioselective aza-henry reaction of ketimines.
DOI Number:
10.1021/acs.joc.7b03078
Reaction Category:
RXNO ID:
RXNO_0000235
Educt:
substituted 2-(tosylimino)acetate, nitromethane
Product:
substituted (R)-2-((4-methylphenyl)sulfonamido)-3-nitropropanoate
Catalyst:
(8α,9S)-1-[[3,5-bis(1,1-dimethylethyl)phenyl]methyl]-9-[[[[3,5-bis(trifluoromethyl)phenyl]amino]thioxomethyl]amino]-6′-methoxy-Cinchonanium bromide
Cas No:
2170273-28-4
Associated Product from Buchler GmbH:
Quinine Base
Cas No:
130-95-0