| 发明名称 |
Halogenating reagents |
| 摘要 |
Novel halogenating agents are derived from triaryl phosphites and chlorine or bromine. They are useful in converting 7-acylamino-3-hydroxy-3-cephem compounds to 7-acylamino-3-halo-3-cephems and the corresponding C-7 imino halide cephem derivatives.
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| 申请公布号 |
US4230644(A) |
申请公布日期 |
1980.10.28 |
| 申请号 |
US19790008469 |
申请日期 |
1979.02.01 |
| 申请人 |
ELI LILLY AND COMPANY |
发明人 |
HATFIELD, LOWELL D.;BLASZCZAK, LARRY C.;FISHER, JACK W. |
| 分类号 |
C07F9/535;C07B31/00;C07B39/00;C07C67/00;C07D499/10;C07D501/04;C07D501/59;C07F9/06;C07F9/145;C07F9/146;(IPC1-7):C07F9/14 |
主分类号 |
C07F9/535 |
| 代理机构 |
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