发明申请
- 专利标题： Process for preparing 4-aminotetrahydropyran compound and an acid salt thereof, synthetic intermediate thereof and process for preparing the same
- 专利标题（中）： 制备4-氨基四氢吡喃化合物及其酸式盐的合成中间体及其制备方法
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申请号： US10564709申请日： 2004-07-14
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公开(公告)号： US20070106083A1公开(公告)日： 2007-05-10
- 发明人: Shigeyoshi Nishino , Kenji Hirotsu , Hidetaka Shima , Keiji Iwamoto , Takashi Harada , Shinobu Suzuki
- 申请人： Shigeyoshi Nishino , Kenji Hirotsu , Hidetaka Shima , Keiji Iwamoto , Takashi Harada , Shinobu Suzuki
- 优先权： JP2003-196229 20030714; JP2003-288324 20030807; JP2003-300129 20030825; JP2003-342771 20031001; JP2004-079883 20040319
- 国际申请： PCT/JP04/10010 WO 20040714
- 主分类号： C07D309/14
- IPC分类号： C07D309/14
摘要：
The present invention relates to a process for preparing 4-aminotetrahydropyran compound and an acid salt thereof represented by the formula (2): wherein R represents a hydrogen atom or a hydrocarbon group, which comprises subjecting a 4-hydrazinotetrahydropyran compound or an acid salt thereof represented by the formula (1): wherein R has the same meaning as defined above, to decomposition reaction in the presence of at least one compound selected from Raney nickel, noble metal catalyst and metal oxide, and a synthetic intermediate thereof and a process for preparing the same.
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