| 发明名称 |
Tetrazole intermediates to antihypertensive compounds |
| 摘要 |
Tetrazole intermediates useful to prepare antihypertensive compounds described in coassigned application U.S. Ser. No. 884,920, filed July 11, 1986, are described, these tetrazoles have the formula: <IMAGE> wherein X1 and X2 are as described in the specification.
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| 申请公布号 |
US4874867(A) |
申请公布日期 |
1989.10.17 |
| 申请号 |
US19880275583 |
申请日期 |
1988.11.23 |
| 申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
ALDRICH, PAUL E.;DUNCIA, JOHN JONAS V.;PIERCE, MICHAEL E. |
| 分类号 |
C07D257/04;C07D403/10;C07F7/22 |
主分类号 |
C07D257/04 |
| 代理机构 |
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