| 发明名称 |
Process for preparing quinazolinone oxides |
| 摘要 |
Improved process for the preparation of 6-substituted-4-phenylquinazolinone 3-oxides. Such compounds are useful as intermediates in the preparation of 3-fluorobenzodiazepines, which are useful as tranquilizers, muscle relaxants and sedatives.
|
| 申请公布号 |
US4258187(A) |
申请公布日期 |
1981.03.24 |
| 申请号 |
US19780959626 |
申请日期 |
1978.11.13 |
| 申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
MIDDLETON, WILLIAM J. |
| 分类号 |
C07D239/82;(IPC1-7):C07D239/82;A61K31/50 |
主分类号 |
C07D239/82 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
