发明名称 |
NYA CEFALOSPORIN- ELLER PENICILLINDERIVAT TILL ANVENDNING SASOM MELLANPRODUKTER |
摘要 |
Alkoxylated beta -lactam compound useful as an intermediate for various cephalosporin (or penicillin) derivatives which may be prepared by reacting a 7-sulfenylaminocephem compound (or a 6-sulfenylaminopenam compound) with an oxidizing agent or reacting a sulfinylaminocephem compound (or a 6-sulfinylaminopenam compound) with a dehydrating agent to give a sulfenyliminocephem compound (or a 6-sulfenyliminopenam compound) and reacting the latter compound with an alcohol in the presence of a base, an organic acid or a Lewis acid. |
申请公布号 |
SE440357(B) |
申请公布日期 |
1985.07.29 |
申请号 |
SE19770003908 |
申请日期 |
1977.04.04 |
申请人 |
SANKYO CO LTD |
发明人 |
T * HIRAOKA;T * KOBAYASHI |
分类号 |
C07D499/10;C07D499/00;C07D499/04;C07D499/21;C07D499/42;C07D501/04;C07D501/16;C07D501/18;C07D501/57;(IPC1-7):C07D501/16;C07D499/78 |
主分类号 |
C07D499/10 |
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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