Asymmetric cyclopropanation of conjugated cyanosulfones using a novel cupreine organocatalyst: Rapid access to δ 3-amino acids.
DOI Number:
10.1039/C5CC05158D
Reaction Category:
Educt:
conjugated cyanosulfones, dimethyl 2-bromomalonate
Product:
3-substituted dimethyl (2S,3R)-2-cyano-2-(phenylsulfonyl)cyclopropane-1,1-dicarboxylate
Catalyst:
(8α,9R)-10,11-dihydro-9-(4-pentenoate)cinchonan-6′,9-diol
Cas No:
1802386-55-5
Associated Product from Buchler GmbH:
Dihydrocupreine Base
Cas No:
5962-19-6