The catalytic asymmetric synthesis of CF3-containing spiro-oxindole-pyrrolidine-pyrazolone compounds through squaramide-catalyzed 1,3-dipolar cycloaddition.
DOI Number:
10.1039/C9OB00720B
Reaction Category:
Educt:
CF3-containing oxindoles, pyrazolones
Product:
CF3-containing spiro-oxindole-pyrrolidine-pyrazolone compounds
Catalyst:
3-[[3,5-Bis(trifluoromethyl)phenyl]amino]-4-[(9R)-cinchonan-9-ylamino]-3-cyclobutene-1,2-dione
Cas No:
1256245-82-5
Associated Product from Buchler GmbH:
Cinchonine Base
Cas No:
485-65-4