Described herein is a cephem derivative represented by the general formula:
wherein n stands for 1 or 2, Y stands for CH or nitrogen atom, R, represents a lower hydrocarbon group or a carboxyl-substituted, a carbamoyl-substituted, or a cyclopropyl-substituted lower alkyl group, and R2 denotes hydroxyl group, a lower alkyl group, a hydroxy-substituted lower alkyl group, or carbamoyl group. The derivative is useful as antibacterial composition. Also described herein are process for the production of the derivative, antibacterial composition, intermediate of the derivative and process for the production thereof.
本文描述的是一种由通式表示的
头孢羟氨苄衍
生物:
其中 n 代表 1 或 2,Y 代表 CH 或氮原子,R 代表低级烃基或羧基取代的、
氨基甲酰基取代的或环丙基取代的低级烷基,R2 代表羟基、低级烷基、羟基取代的低级烷基或
氨基甲酰基。该衍
生物可用作抗菌成分。本文还描述了衍
生物、抗菌组合物、衍
生物中间体及其生产工艺。