发明授权
US5554780A Process for the preparation of
1-(3-trialkylsilylphenyl)-2,2,2-trifluoromethyl ethanone derivatives
失效
1-(3-三烷基甲硅烷基苯基)-2,2,2-三氟甲基乙酮衍生物的制备方法
- 专利标题: Process for the preparation of 1-(3-trialkylsilylphenyl)-2,2,2-trifluoromethyl ethanone derivatives
- 专利标题(中): 1-(3-三烷基甲硅烷基苯基)-2,2,2-三氟甲基乙酮衍生物的制备方法
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申请号: US382949申请日: 1995-02-01
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公开(公告)号: US5554780A公开(公告)日: 1996-09-10
- 发明人: Richard A. Wolf
- 申请人: Richard A. Wolf
- 申请人地址: OH Cincinnati
- 专利权人: Merrell Pharmaceuticals Inc.
- 当前专利权人: Merrell Pharmaceuticals Inc.
- 当前专利权人地址: OH Cincinnati
- 主分类号: B01J27/10
- IPC分类号: B01J27/10 ; C07B61/00 ; C07F7/08 ; C07F7/12 ; C07F7/18
摘要:
The present invention relates to a novel process for preparing 1-(3-trialkylsilylphenyl)-2,2,2-trifluoromethyl ethanones which are useful for the treatment of Alzheimer's disease and senile dementia as disclosed by Schirlin, et al. in European Patent Application Publication No. 0 409 676, published Jan. 23, 1991.
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