发明名称 |
UN PROCEDIMIENTO PARA LA PREPARACION DE DERIVADOS DE TRI(ALQUIL INFERIOR)SILILO |
摘要 |
<p>Various 7-amino-3-substituted-methyl-3-cephem-4-carboxylic acids and lower alkylsilyl derivatives such as 7-amino-3-(2,3-cyclopenteno-1-pyridiniomethyl)-3-cephem-4-carboxylic acid iodide and trimethylsilyl 7-trimethyl-silylamino-3-(5,6,7,8-tetrahydro-2-isoquinoliniomethyl)-3- cephem-4-carboxylate iodide are valuable intermediates in the preparation of new and novel antibacterial agents. A new process for the preparation of these acids and the derivatives has been devised.</p> |
申请公布号 |
ES554060(D0) |
申请公布日期 |
1987.11.01 |
申请号 |
ES19860554060 |
申请日期 |
1986.04.16 |
申请人 |
YAMANOUCHI PHARMACEUTICAL,CO., LTD. |
发明人 |
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分类号 |
C07D501/04;A61K31/545;C07D215/06;C07D231/06;C07D501/16;C07D501/18;C07D501/20;C07D501/38;C07D501/46;C07D501/58;(IPC1-7):C07D501/58 |
主分类号 |
C07D501/04 |
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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