A process for producing a compound of the formula:
wherein R¹ represents a hydrogen atom or a hydroxy-protecting group, R² represents an organic group and R3a represents a hydrogen atom or an acetoxymethyl group or a salt thereof, having a broad antibacterial spectrum and being of value as an antibacterial agent, and processes for producing intermediates used in the preparation of the compound (I) or a salt thereof, with remarkable industrial advantages.
一种生产式化合物的工艺:
其中 R¹ 代表
氢原子或羟基保护基团,R² 代表有机基团,R3a 代表
氢原子或乙酰
氧甲基或其盐,具有广泛的抗菌谱,具有抗菌剂的价值,以及用于制备化合物 (I) 或其盐的
中间体的生产工艺,具有显著的工业优势。