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公开(公告)号:US4410458A
公开(公告)日:1983-10-18
申请号:US328267
申请日:1981-12-07
申请人: Takashi Kamiya , Suita Saito , Tsutomu Teraji , Osamu Nakaguti , Teruo Oko
发明人: Takashi Kamiya , Suita Saito , Tsutomu Teraji , Osamu Nakaguti , Teruo Oko
IPC分类号: C07D205/08 , C07D205/095 , C07D499/00 , C07D499/04 , C07D499/21 , C07D499/44 , C07D501/10 , C07D501/14
CPC分类号: C07D499/00 , C07D205/08 , C07D205/095
摘要: This invention relates to a process for preparing an oxidized penam derivative of the formula: ##STR1## wherein R.sub.1 represents an amino or protected amino radical, andR.sub.3 represents a radical selected from the group consisting of carboxy, protected carboxy, ester, acid amide, acid anhydride, acid halide, acid azide and carboxy salt, wherein a penam derivative of the formula: ##STR2## is oxidized with an oxidizing agent selected from the group consisting of hydrogen peroxide, peracids, hydroperacids, and salts thereof, the improvement which comprises conducting said oxidation in the presence of a catalytic amount of a Group Vb or VIb of the Periodic Table metal compound.
摘要翻译: 本发明涉及制备下式氧化的penam衍生物的方法:其中R 1表示氨基或保护的氨基,R 3表示选自羧基,被保护的羧基,酯,酰胺, 酸酐,酰卤,叠氮化物和羧基盐,其中下式的阴茎衍生物由下式的氧化剂氧化:过氧化氢,过酸,氢过酸及其盐,其改进包括 在催化量的元素周期表金属化合物的Vb或VIb族的存在下进行所述氧化。