1.
Org Lett
; 4(9): 1603-5, 2002 May 02.
Article
En
| MEDLINE
| ID: mdl-11975639
[reaction: see text]. We describe a superior procedure for the catalytic, asymmetric synthesis of beta-lactams using a bifunctional catalyst system consisting of a chiral nucleophile and an achiral Lewis acid.
Anti-Bacterial Agents/chemical synthesis , Catalysis , Indicators and Reagents , Magnetic Resonance Spectroscopy , Metals/chemistry , Stereoisomerism , beta-Lactams