| 发明名称 |
WERKWIJZE VOOR HET BEREIDEN VAN 7-ACYLAMINO 3-CEFEM 4-CARBONZUREN. |
| 摘要 |
<p>7-ACYLAMIDE-3-CEPHEM-4-CARBOXYLIC ACIDS ARE PREPARED IN AN INDUSTRIALLY ADVANTAGEOUS MANNER, BY REACTING A 7-AMINO-3-CEPHAM-4-CARBOXYLIC ACID WITH THE REACTIVE DERIVATIVES OF A CARBOXYLIC ACIDS IN THE PRESENCE OF ALCOHOLS, AS A SOLVENT, AND THEREAFTER, IF NECESSARY, REMOVING THE PROTECTING GROUP FOR THE AMINO GROUP OF THE ABOVE-OBTAINED PRODUCTS.</p> |
| 申请公布号 |
NL164038(B) |
申请公布日期 |
1980.06.16 |
| 申请号 |
NL19720017650 |
申请日期 |
1972.12.27 |
| 申请人 |
TOYAMA CHEMICAL CO., LTD., TOKIO. |
发明人 |
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| 分类号 |
C07D;C07D205/00;C07D279/00;C07D501/00;C07D501/04;C07D501/06;C07D501/20;C07D501/40;C07D501/60;(IPC1-7):07D501/04 |
主分类号 |
C07D |
| 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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