77597-25-2Relevant articles and documents
2-(ALKYLTHIO)PENEM-3-CARBOXYLIC ACIDS. II. CHEMICAL MANIPULATION OF PENEM SIDE CHAINS
Oida, Sadao,Yoshida, Akira,Hayashi, Teruo,Takeda, Noriko,Ohki, Eiji
, p. 3258 - 3264 (2007/10/02)
The tert-butyldimethylsilyl group was found to be effective for protection of the hydroxyl group in penem synthesis.Manipulation of the side-chain hydroxyl group of base-sensitive penem-3-carboxylates was successfully conducted by means of a displacement