| 发明名称 |
PROCESS FOR PREPARING AN OPTICALLY ACTIVE CYCLOBUTANONE, AN INTERMEDIATE IN THE SYNTHESIS OF AN OPTICALLY ACTIVE CYCLOBUTANE NUCLEOSIDE |
| 摘要 |
<p>A novel process and intermediates are disclosed for the preparation of the optically active compound <CHEM> wherein R<3> is a protecting group. This cyclobutanone compound is used to prepare a compound of the formula <CHEM> aving anti-viral activity. e</p> |
| 申请公布号 |
EP0458643(A3) |
申请公布日期 |
1993.06.16 |
| 申请号 |
EP19910304697 |
申请日期 |
1991.05.23 |
| 申请人 |
E.R. SQUIBB & SONS, INC. |
发明人 |
AHMAD, SALEEM |
| 分类号 |
B01J27/02;A61K31/015;A61K31/335;B01J31/02;B01J31/14;C07B61/00;C07C13/06;C07C45/42;C07C49/493;C07C49/517;C07C67/347;C07C69/757;C07C69/76;C07C69/78;C07D307/20;C07D307/33;C07D317/10;C07D317/24;(IPC1-7):C07C67/29;C07D307/32 |
主分类号 |
B01J27/02 |
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