Total synthesis of clavulanic acid analogues from 7-oxo-3-vinyl-4-oxa-1-azabicyclo[3.2.0]heptanes
作者:Peter H. Bentley、Eric Hunt
DOI:10.1039/c39780000439
日期:——
A 3-vinyl group has been incorporated into the 7-oxo-4-oxa-1-azabicyclo[3.2.0]heptane ring system by way of the selenoxide elimination process, or by utilising a novel 3-vinylserine derivative, and its transformation to an alkoxyethylidene group demonstrated.
通过亚
硒酸酯消除方法,或利用新型的3-
乙烯基丝氨酸衍
生物,将3-
乙烯基基团引入7-氧代-4-氧杂-1-氮杂-1-
氮杂双环[3.2.0]
庚烷环系统中证实了对烷氧基亚乙基的保护性。