| 发明名称 |
PROCESS FOR THE PREPARATION OF A D-(+)-BIOTIN INTERMEDIATE |
| 摘要 |
The present invention relates to a process for the preparation of heterocyclic compounds which are suitable as intermediates for the preparation of D-(+)-biotin, and to a process for the preparation of D-(+)-biotin itself. The invention further relates to intermediates in this process.
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| 申请公布号 |
US5235065(A) |
申请公布日期 |
1993.08.10 |
| 申请号 |
US19920846105 |
申请日期 |
1992.03.05 |
| 申请人 |
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG |
发明人 |
SCHWARZ, MICHAEL;CASUTT, MICHAEL;ECKSTEIN, JUERGEN |
| 分类号 |
A61K31/415;A61P3/02;C07D495/04;C07F1/02;C07F3/02 |
主分类号 |
A61K31/415 |
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