| 发明名称 |
Process for purification of a cephalosporin derivative |
| 摘要 |
A process for the purification of cefixime via a novel tert.octylamine salt of a cefixime intermediate which may be crystalline and which may be produced in a one pot reaction from 7-amino-3-vinyl-ceph-3-em-4-carboxylic acid.
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| 申请公布号 |
US2003208065(A1) |
申请公布日期 |
2003.11.06 |
| 申请号 |
US20020261748 |
申请日期 |
2002.09.30 |
| 申请人 |
DECRISTOFORO MARTIN;LUDESCHER JOHANNES;STURM HUBERT;VEIT WERNER |
发明人 |
DECRISTOFORO MARTIN;LUDESCHER JOHANNES;STURM HUBERT;VEIT WERNER |
| 分类号 |
C07D277/82;A61K31/546;C07D277/74;C07D501/00;C07D501/06;C07D501/14;C07D501/22;C07D501/24;(IPC1-7):C07D501/14;C07D417/02 |
主分类号 |
C07D277/82 |
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