作者:Mich�le Lees、Moustafa Chehna、Mohamed Ali Riahi、Guy Duguay、Herv� Quiniou
DOI:10.1039/c39840000157
日期:——
N-Protected7-amino-7-methoxy cephems are synthesised from methylN-(O-methoxycarbonylbenzoyl)methoxy(thiocarbamoyl)glycinate in two major steps: construction of the thiazine ring and subsequent closure of the β-lactam ring.
由N-(O-甲氧基羰基苯甲酰基)甲氧基(硫代氨基甲酰基)甘氨酸甲酯在两个主要步骤中合成N-保护的7-氨基-7-甲氧基头孢烯:噻嗪环的构建和随后β-内酰胺环的闭合。