Enantioselective Benzylation and Allylation of a Crucial Synthon of 3-Amino Oxindole Schiff Base Promoted by a Cinchonidinium Phase Transfer Catalyst to Enable the Effective Preparation of Chiral Quaternary 3-Amino Oxindoles.
DOI Number:
10.1021/acs.joc.3c00235
Reaction Category:
MOP ID:
MOP_0000369
Educt:
3-amino oxindole, benzyl bromide
Product:
(R)-3-benzyl-3-((diphenylmethylene)amino)-1-phenylindolin-2-one
Catalyst:
(8α,9R)-(8′′α,9′′R)-1,1′′-[(2-fluoro-1,3-phenylene)bis(methylene)]bis[9-(2-propenyloxy)-cinchonanium dibromide
Cas No:
560133-06-4
Associated Product from Buchler GmbH:
Cinchonidine Base
Cas No:
485-71-2