| 发明名称 |
ANTIBIOTIC CRYSTALLINE EPIMER |
| 摘要 |
The diamonium salt of the oxa- beta -lactam antibiotic of the formula …<CHEM>… wherein the chiral center of the alpha -carboxy-p-hydroxy-phenylacetyl side chain has the D-configuration in crystalline form substantially free of the L-diammonium salt. This invention also relates to a process for preparing the crystalline D-diammonium salt of the above formula. |
| 申请公布号 |
ZA8002475(B) |
申请公布日期 |
1981.12.30 |
| 申请号 |
ZA19800002475 |
申请日期 |
1980.04.24 |
| 申请人 |
ELI LILLY AND CO |
发明人 |
KUO SHANG YANG |
| 分类号 |
C07D505/06;A61K31/5365;A61K31/545;A61P31/04;C07D498/04;C07D505/00;C07D505/22 |
主分类号 |
C07D505/06 |
| 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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