Asymmetric synthesis of spirooxindole-fused spirothiazolones via squaramide-catalysed reaction of 3-chlorooxindoles with 5-alkenyl thiazolones.
DOI Number:
10.1039/C9OB00998A
Reaction Category:
MOP ID:
MOP_0000562
Educt:
5-alkenyl thiazolones, 3-chlorooxindoles
Product:
spirooxindole- fused spirothiazolones
Catalyst:
3-[[3,5-Bis(trifluoromethyl)phenyl]amino]-4-[[(8α,9S)-10,11-dihydro-6′-methoxycinchonan-9-yl]amino]-3-Cyclobutene-1,2-dione
Cas No:
1352957-59-5
Associated Product from Buchler GmbH:
Dihydroquinine Base
Cas No:
522-66-7