Highly efficient enantioselective construction of bispirooxindoles containing three stereocenters through an organocatalytic cascade michael–cyclization reaction.
DOI Number:
10.1002/chem.201203221
Reaction Category:
RXNO ID:
RXNO_0000009
Educt:
(E)-1,5-dimethyl-3-(2-oxo-2-phenylethylidene)indolin-2-one, 3-isothiocyanato-1-methylindolin-2-one
Product:
bispirooxindoles
Catalyst:
N-[(1R)-2′-amino[1,1′-binaphthalen]-2-yl]-N′-[(8α,9S)-6′-methoxycinchonan-9-yl]-thiourea
Cas No:
1452401-84-1
Associated Product from Buchler GmbH:
Quinine Base
Cas No:
130-95-0