A NOVEL FRAGMENTATION OF THE BETA-LACTAM RING - STEREOSELECTIVE ENTRYTO VINYL ETHERS BY REACTION OF N-(ARYLIDENE(OR N-ALKYLIDENE)AMINO)-2-AZETIDINONES WITH OZONE
B. Alcaide et al., A NOVEL FRAGMENTATION OF THE BETA-LACTAM RING - STEREOSELECTIVE ENTRYTO VINYL ETHERS BY REACTION OF N-(ARYLIDENE(OR N-ALKYLIDENE)AMINO)-2-AZETIDINONES WITH OZONE, Anales de quimica, 89(1), 1993, pp. 139-140
Title compounds undergo a novel 2-azetidinone ring fragmentation by re
action with ozone followed by NaBH4 workup to stereoselectively yield
vinyl ethers in fairly good yields.