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:

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

Cas No:

130-95-0