| 发明名称 |
PROCESS FOR THE PREPARATION OF 7-AMINO-3-METHOXYMETHYLCEPH-3-EM-4-CARBOXYLIC ACID |
| 摘要 |
- 1 - HOE 90/F 045 of the disclosure A process for the preparation of 7-amino-3-methoxymethyl-ceph-3-em-4-carboxylic acid The compound of the formula is prepared by reacting a compound of the formula or a suitable salt thereof, with a mixture of methanol, methanesulfonic acid and trifluoromethanesulfonic acid.
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| 申请公布号 |
CA2036208(A1) |
申请公布日期 |
1991.08.14 |
| 申请号 |
CA19912036208 |
申请日期 |
1991.02.12 |
| 申请人 |
HOECHST AKTIENGESELLSCHAFT |
发明人 |
ADAM, FRIEDHELM;DURCKHEIMER, WALTER;HORLEIN, ROLF;MENCKE, BURGHARD |
| 分类号 |
A61K31/545;A61K31/546;A61P31/04;C07D501/00;C07D501/04;C07D501/18;C07D501/34;(IPC1-7):C07D501/04;C07D501/16 |
主分类号 |
A61K31/545 |
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