发明名称 |
PROCESS FOR PREPARING 6-BETA-SUBSTITUTED PENICILLANIC ACIDS AS BETA-LACTAMASE INHIBITORS |
摘要 |
<p>6- beta -Substituted penicillanic acids and derivatives thereof as useful enhancers of the effectiveness of several beta -lactam antibiotics against many beta -lactamase producing bacteria, and 6- beta -substituted penicillanic acid derivatives wherein the carboxy group is protected by a conventional penicillin carboxy protecting group as useful intermediates leading to said synergistic agents. A process for converting 6,6-disubstituted penicillanic acid derivatives to the corresponding 6- beta -substituted penicillanic acid congeners.</p> |
申请公布号 |
PT70898(A) |
申请公布日期 |
1980.04.01 |
申请号 |
PT19800070898 |
申请日期 |
1980.03.04 |
申请人 |
PFIZER INC. |
发明人 |
MICHAEL STEPHEN KELLOGG;ERNEST SEIICHI HAMANAKA |
分类号 |
A61K31/43;A61K31/545;C07D499/00;C07D499/04;(IPC1-7):07D/;61K/ |
主分类号 |
A61K31/43 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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