Enantioselective Phase‐Transfer‐Catalyzed Intramolecular Aza‐Michael Reaction: Effective Route to Pyrazino‐Indole Compounds.
DOI Number:
10.1002/anie.200705685
Reaction Category:
RXNO ID:
RXNO_0000032
Educt:
ethyl (E)-4-(N-benzyl-1H-indole-2-carboxamido)but-2-enoate
Product:
pyrazino‐indole compounds
Catalyst:
(8α,9R)-9-hydroxy-1-[[4-(trifluoromethyl)phenyl]methyl]-cinchonanium bromide
Cas No:
101311-12-0
Associated Product from Buchler GmbH:
Cinchonidine Base
Cas No:
485-71-2