Highly enantioselective Michael addition of 3-arylthio- and 3-alkylthiooxindoles to nitroolefins catalyzed by a simple cinchona alkaloid derived phosphoramide.
DOI Number:
10.1039/C4CC06417H
Reaction Category:
RXNO ID:
RXNO_0000009
Educt:
3-alkylthiooxindoles, nitroolefins
Product:
3-alkylthio-3-(2-nitroethyl)-oxindoles
Catalyst:
Bis(1-ethylpropyl) N-(8α,9S)-cinchonan-9-ylphosphoramidate
Cas No:
1633006-75-3
Associated Product from Buchler GmbH:
Cinchonidine Base
Cas No:
485-71-2