The Regiocontrollable Enantioselective Synthesis of Chiral Trifluoromethyl-Containing Spiro-Pyrrolidine-Pyrazolone Compounds via Amino-Regulated 1,3-Proton Migration Reaction.
DOI Number:
10.1021/acs.joc.1c01705
Reaction Category:
RXNO ID:
RXNO_0000018
Educt:
diethyl 2-((2,2,2-trifluoroethyl)imino)malonate, substituted (E)-4-benzylidene-5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one
Product:
trifluoromethyl-containing spiro-pyrrolidine-pyrazolone compounds
Catalyst:
3-[[(9R)-6′-Methoxycinchonan-9-yl]amino]-4-[[4-(trifluoromethyl)phenyl]amino]-3-cyclobutene-1,2-dione
Cas No:
1256245-80-3
Associated Product from Buchler GmbH:
Quinidine Base
Cas No:
56-54-2