发明授权
- 专利标题： Esters of 5-hydroxytetracyclines
- 专利标题（中）： 5-羟基纤维素的酯
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申请号： US3579564D申请日： 1969-02-03
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公开(公告)号： US3579564A公开(公告)日： 1971-05-18
- 发明人: BLACKWOOD ROBERT K , WITTENAU MANFRED SCHACH VON
- 申请人： PFIZER & CO C
- 专利权人： Pfizer & Co C
- 当前专利权人： Pfizer & Co C
- 优先权： US79620269 1969-02-03
- 主分类号： A61K31/65
- IPC分类号： A61K31/65 ; C07C233/00 ; C07C103/19 ; C07D5/20
摘要：
ESTERS OF OXYTETRACYCLINES INCLUDING O12A-ESTERS OF OXYTETRACYCLINE, A-AND B-6-DEOXY-OXYTETRACYCLINE, 6-DEMETHYL6-DEOXY-6-METHYLENOXYTETRACYCLINE, THE MERCAPTAN ADDUCTS OF THE LATTER COMPOUND AND ACID ADDITION AND METAL SALTS OF SAID ESTERS AND THEIR UTILITY AS ANTIBACTERIAL AGENTS AND AS INTERMEDIATES IN THE PREPARATION OF OTHER BIOLOGICALLY ACTIVE COMPOUNDS.
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