发明名称 |
SYNTHESIS OF BICYCLIC AROMATIC SULFONYL CHLORIDES |
摘要 |
<p>A process for preparing bicyclic aromatic sulfonyl chlorides of the formula <CHEM> wherein, n is 1 or 2; A is -O- or -CH2-; and B is -O-, -CH2-, or -NCH3-; provided at least one of A or B is -O-, which comprises reacting a compound of the formula <CHEM> with a Villsmeier reagent of the formula <CHEM> The bicyclic aromatic sulfonyl chlorides produced by the process can be used to prepare pharmaceutically useful sulfonylureas.</p> |
申请公布号 |
GR3000192(T3) |
申请公布日期 |
1990.12.31 |
申请号 |
GR19890400213T |
申请日期 |
1989.10.24 |
申请人 |
ELI LILLY AND COMPANY |
发明人 |
AIKINS, JAMES ABRAHAM;TAO, EDDIE VI-PING |
分类号 |
C07D263/56;C07D265/36;C07D307/79;C07D311/04;C07D317/62;C07D319/18;(IPC1-7):C07D311/74;C07D317/48 |
主分类号 |
C07D263/56 |
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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