A NOVEL FRAGMENTATION OF THE BETA-LACTAM RING - STEREOSELECTIVE ENTRY TO VINYL ETHERS BY REACTION OF N-(ARYLIDENE(OR N-ALKYLIDENE)AMINO)-2-AZETIDINONES WITH OZONE

1. ALCAIDE, B
2. MIRANDA, M
3. PEREZCASTELLS, J
4. POLANCO, C
5. SIERRA, MA