申请人:Eli Lilly and Company
公开号:US03962272A1
公开(公告)日:1976-06-08
Novel 1H-tetrazole-1-acetate esters and acids are prepared by reacting azidoacetate esters and acids with certain acyl cyanides or cyanoformates. The products of the process are useful as intermediates in the preparation of 1H-tetrazole-1-acetic acids which have utility in preparing certain cephalosporin and penicillin antibiotics.
Novel 1H-四唑-1-乙酸酯和酸是通过将偶氮乙酸酯和酸与特定的酰基氰或氰甲酸酯反应制备的。该过程的产物可用作制备1H-四唑-1-乙酸的中间体,该中间体在制备某些头孢菌素和青霉素类抗生素时具有实用性。