| 发明名称 |
Oksidasjonsprosess for fremstilling av mellomproduktet 6.alfa., 9.alfa.-difluor-11.beta., 17.alfa.-dihydroksy-16.alfa.-metyl-androst-1,4-dien-3-on 17.beta.-karboksylsyre |
| 摘要 |
The present invention relates to a process for the preparation of a compound of formula (I) which comprises the following step: wherein step (a) comprises oxidation of a solution containing the compound of formula (II) wherein the solution is formed in a mixture of water and tetrahydrofuran. |
| 申请公布号 |
NO20025054(A) |
申请公布日期 |
2002.11.05 |
| 申请号 |
NO20020005054 |
申请日期 |
2002.10.21 |
| 申请人 |
GLAXO GROUP LTD |
发明人 |
ALBINSON, FREDERICK DAVID;COOTE, STEVEN JOHN;ROBINSON, JOHN MALCOLM |
| 分类号 |
C07J3/00;C07J5/00;C07J17/00;C07J31/00;(IPC1-7):C07J5/00 |
主分类号 |
C07J3/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
