发明名称 |
4-SUBSTITUTED-2-OXOAZETIDINE COMPOUNDS, PROCESSES FOR THEIR PREPARATION, AND THEIR USE FOR PREPARING ANTIBIOTICS |
摘要 |
A compound of the formula:
<CHEM>
in which R<1> is hydrogen, halogen, amino, acylamino, isocyano or protected hydroxy(lower)alkyl,
R<2> is hydrogen or an organic group optionally substituted by suitable substituent(s), and
R<3> is carboxy or a protected carboxy group, or a salt thereof.
<??>The invention also relates to processes for their preparation, and their use for preparing antibiotics. |
申请公布号 |
DE3167774(D1) |
申请公布日期 |
1985.01.31 |
申请号 |
DE19813167774 |
申请日期 |
1981.02.24 |
申请人 |
FUJISAWA PHARMACEUTICAL CO., LTD. |
发明人 |
HASHIMOTO, MASASHI;ARATANI, MATSUHIKO;SAWADA, KOZO |
分类号 |
C07D205/08;C07D205/085;C07D205/09;C07D403/04;C07D405/06;C07D477/04;C07F7/08;C07F7/10;C07F9/568;(IPC1-7):C07D205/08 |
主分类号 |
C07D205/08 |
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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