申请人:Yeda Research and Development Co., Ltd.
公开号:US04229363A1
公开(公告)日:1980-10-21
New 4-hydroxy-3-(substitutedmethyl)benzeneacetic acids have been prepared which are useful as starting materials in the preparation of cephalosporin and penicillin derivatives.
已经制备了新的4-羟基-3-(取代甲基)苯乙酸,这些化合物在头孢菌素和青霉素衍生物的制备中作为起始材料是有用的。