Cinchona alkaloid thiourea mediated asymmetric Mannich reaction of isocyanoacetates with isatin-derived ketimines and subsequent cyclization: enantioselective synthesis of spirooxindole imidazolines.
DOI Number:
10.1039/C5RA17075C
Reaction Category:
RXNO ID:
RXNO_0000032
Educt:
isatin-derived ketimines, isocyanoacetates
Product:
substituted 2-((R)-3-((tert-butoxycarbonyl)amino)-2-oxoindolin-3-yl)-2-isocyanoacetate
Catalyst:
N-[3,5-Bis(trifluoromethyl)phenyl]-N′-[(9R)-6′-methoxycinchonan-9-yl]thiourea
Cas No:
852913-25-8
Associated Product from Buchler GmbH:
N-[3,5-Bis(trifluoromethyl)phenyl]-N′-[(9R)-6′-methoxycinchonan-9-yl]thiourea
Cas No:
852913-25-8