150193-49-0Relevant articles and documents
A Simple and Highly Diastereoselective Synthesis of A 1β-Methylcarbapenem Key Intermediate by Deallyloxycarbonylation Using Palladium Complexes
Murayama, Toshiyuki,Yoshida, Akifumi,Kobayashi, Toyohiko,Miura, Takashi
, p. 2271 - 2274 (1994)
A simple, highly diastereoselective synthesis of the key 1β-methylcarbapenem intermediate 1 has been accomplished via a palladium catalyzed deallyloxycarbonylation of diallyl malonate derivative 4a which was readily prepared from (3S,4R)-4-acetoxy-3--2-azetidinone 2 in two steps.