| 发明名称 |
PROCESS FOR PREPARING ESTERS OF 1,3-SUBSTITUTED TETRAHIDRO-1H-TIENO-(3,4D)-IMIDAZOL-2(3H)-ON-4-ILIDEN PENTANE ACIDS |
| 摘要 |
1,3-Substituted tetrahydro-1H-thieno-[3,4-d]imidazol-2(3H)-one- 4-ylidenepentanoic acid esters are important intermediates for the preparation of the pharmaceutical active substance (+)-biotin. …<??>An improved process for the preparation of this intermediate is proposed. |
| 申请公布号 |
LT3192(B) |
申请公布日期 |
1995.03.27 |
| 申请号 |
LTIP359 |
申请日期 |
1993.02.26 |
| 申请人 |
LONZA AG |
发明人 |
EYER,MARTIN |
| 分类号 |
C07D495/04;C07F7/18;C07F9/6561 |
主分类号 |
C07D495/04 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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