发明授权
- 专利标题: Process for the preparation of substituted thiopyran-1-oxides
- 专利标题(中): 制备取代噻喃-1-氧化物的方法
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申请号: US633749申请日: 1996-04-24
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公开(公告)号: US5688954A公开(公告)日: 1997-11-18
- 发明人: Philippe Pitchen , Matthew Powers , Patrick Leon , Dominique Petre
- 申请人: Philippe Pitchen , Matthew Powers , Patrick Leon , Dominique Petre
- 申请人地址: GBX Dagenham
- 专利权人: Rhone-Poulenc Rorer Limited
- 当前专利权人: Rhone-Poulenc Rorer Limited
- 当前专利权人地址: GBX Dagenham
- 优先权: GBX9321939 19931025
- 主分类号: C12P17/12
- IPC分类号: C12P17/12 ; A61K31/44 ; A61K31/4433 ; A61K31/4436 ; A61P9/12 ; C07D213/32 ; C07D409/04
摘要:
A process is described for the preparation of a compound of formula (IX) from 4-hydroxybutyl 3-pyridyl ketone. The compound of formula (IX) is an intermediate useful in the preparation of (1R,2R)-2-(3-pyridyl)-N-alkyl-tetrahydro-2H-thiopyran-2-carbothioamide 1-oxides which possess useful pharmaceutical properties, for example anti-hypertensive properties. ##STR1##
公开/授权文献
- US5130082A Low pressure drop gas-liquid separator 公开/授权日:1992-07-14
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