申请人:Recherche et Industrie Therapeutiques
公开号:US04066664A1
公开(公告)日:1978-01-03
A new process is disclosed for the preparation of alpha-carboxy-alpha-phenyl(or 3-thienyl)penicillin and cephalosporin derivatives. The process comprises reacting a 1.3-dioxane-4.6-dione derivative with the desired penicillanic or cephalosporanic acid derivative.
一种制备α-羧基-α-苯基(或3-噻吩基)青霉素和头孢菌素衍生物的新工艺被披露。该工艺包括将1,3-二氧六环四酮衍生物与所需的青霉素酸或头孢菌素酸衍生物反应。