The present invention is concerned with certain novel benzoylacetic acid ester derivatives (I) which are useful as a intermediates for synthesis of antibacterial agests.
wherein R is a lower alkyl group, X is a halogen atom and Y is a chlorine or bromine atom.
本发明涉及某些新型
苯甲酰乙酸酯衍
生物 (I),它们可用作合成抗菌剂的中间体。
其中 R 是低级烷基,X 是卤素原子,Y 是
氯原子或
溴原子。