发明授权
- 专利标题: Optically active quaternary ammonium salt having axial asymmetry and process for producing α-amino acid and derivative thereof with the same
- 专利标题(中): 具有轴向不对称性的光学活性季铵盐及其制备α-氨基酸及其衍生物的方法
-
申请号: US11910364申请日: 2006-03-24
-
公开(公告)号: US08614316B2公开(公告)日: 2013-12-24
- 发明人: Keiji Maruoka , Yukifumi Nishimoto , Kenichiro Yamamoto
- 申请人: Keiji Maruoka , Yukifumi Nishimoto , Kenichiro Yamamoto
- 申请人地址: JP Osaka-shi
- 专利权人: Nagase & Co., Ltd.
- 当前专利权人: Nagase & Co., Ltd.
- 当前专利权人地址: JP Osaka-shi
- 代理机构: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- 优先权: JP2005-094873 20050329
- 国际申请: PCT/JP2006/306791 WO 20060324
- 国际公布: WO2006/104226 WO 20061005
- 主分类号: C07D223/18
- IPC分类号: C07D223/18
摘要:
The present invention provides a chiral phase-transfer catalyst of the following formula (I): The compound (I) can be produced by reacting a 2,2′-dimethylene bromide-1,1′-biphenyl derivative, which can be produced through comparatively small number of steps, with an easily available secondary amine.
公开/授权文献
信息查询