发明授权
US07569690B2 Process for producing oxycarbonyl-substituted piperazine derivative
有权
氧羰基取代的哌嗪衍生物的制备方法
- 专利标题: Process for producing oxycarbonyl-substituted piperazine derivative
- 专利标题(中): 氧羰基取代的哌嗪衍生物的制备方法
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申请号: US10524517申请日: 2003-09-02
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公开(公告)号: US07569690B2公开(公告)日: 2009-08-04
- 发明人: Masao Morimoto , Haruyo Sato
- 申请人: Masao Morimoto , Haruyo Sato
- 申请人地址: JP
- 专利权人: Toray Fine Chemicals Co., Ltd.
- 当前专利权人: Toray Fine Chemicals Co., Ltd.
- 当前专利权人地址: JP
- 代理机构: DLA Piper LLP (US)
- 优先权: JP2002-260376 20020905
- 国际申请: PCT/JP03/11204 WO 20030902
- 国际公布: WO2004/022548 WO 20040318
- 主分类号: C07D241/04
- IPC分类号: C07D241/04 ; C07D295/00
摘要:
If an organic solvent with a water content of 15% or less is used when an oxycarbonyl-substituted piperazine derivative is produced from a piperazine derivative, the piperazine derivative can be oxycarbonylated.
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