Highly enantioselective organocatalytic Michael addition/cyclization cascade reaction of ylideneoxindoles with isothiocyanato oxindoles: A formal [3+ 2] cycloaddition approach to optically active bispirooxindole derivatives.
DOI Number:
10.1002/ejoc.201300081
Reaction Category:
Educt:
ylideneoxindoles, isothiocyanato oxindoles
Product:
bispirooxindole derivatives
Catalyst:
3-[[3,5-bis(trifluoromethyl)phenyl]amino]-4-[[(8α,9S)-6′-methoxycinchonan-9-yl]amino]-3-Cyclobutene-1,2-dione
Cas No:
1256245-84-7
Associated Product from Buchler GmbH:
Quinine Base
Cas No:
130-95-0