发明授权
US5648484A Catalytic enantioselective synthesis of a spriofused azetidinone
失效
催化对映选择性合成spriofused氮杂环丁酮
- 专利标题: Catalytic enantioselective synthesis of a spriofused azetidinone
- 专利标题(中): 催化对映选择性合成spriofused氮杂环丁酮
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申请号: US451111申请日: 1995-05-25
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公开(公告)号: US5648484A公开(公告)日: 1997-07-15
- 发明人: Guang-Zhong Wu
- 申请人: Guang-Zhong Wu
- 申请人地址: NJ Kenilworth
- 专利权人: Schering Corporation
- 当前专利权人: Schering Corporation
- 当前专利权人地址: NJ Kenilworth
- 主分类号: B01J31/02
- IPC分类号: B01J31/02 ; C07D205/12 ; C07D317/72 ; C07D319/08 ; C07F7/18
摘要:
A process for producing a compound of the formula ##STR1## comprises the following sequence of steps: ##STR2## wherein the various radicals are as defined in the specification.
公开/授权文献
- US4085838A Type correction article employing adhesives 公开/授权日:1978-04-25
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