Sasaki, A Synthetic studies of carbapenem and penem antibiotics. III. A synthesis of a key intermediate for 1 beta-methylcarbapenem. [electronic resource] - Chemical & pharmaceutical bulletin May 1992 - 1098-104 p. digital Publication Type: Journal Article ISSN: 0009-2363 Standard No.: 10.1248/cpb.40.1098 doi Subjects--Topical Terms: Anti-Bacterial Agents--chemical synthesisCarbapenems--chemical synthesis