Diastereo- and Enantioselective Michael Addition of 3-Substituted Oxindoles to Trifluoromethyl-Substituted Nitro Olefins Catalyzed by a Cinchona-Alkaloid-Derived Squaramide.
DOI Number:
10.1002/ejoc.201301457
Reaction Category:
Educt:
3-substituted oxindoles, (E)-3,3,3-trifluoro-1-nitroprop-1-ene
Product:
3-substituted-3-((R)-1,1,1-trifluoro-3-nitropropan-2-yl)oxindoles
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