发明名称 |
Process for the preparation of penems and intermediate compounds |
摘要 |
An efficient, multistep process for the synthesis of certain 6-(1-hydroxyethyl) 2-substituted penem antibiotics from 2-[4R-(triphenylmethylthio)-3S-(1R-(dimethyl-t-butyl silyloxy)ethyl)-2-azetidon-1-yl]acetic acid esters. |
申请公布号 |
PH26051(A) |
申请公布日期 |
1992.01.29 |
申请号 |
PH19300000393 |
申请日期 |
1989.10.04 |
申请人 |
PFIZER INC. |
发明人 |
BRIAN THOMAS O'BEILL;DOUGLAS PHILLIPS |
分类号 |
C07D499/87;C07D205/09;C07D499/04;C07D499/86;C07D499/88;C07D499/897;C07F7/08;C07F7/18 |
主分类号 |
C07D499/87 |
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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