Title:
METHOD FOR OPTICAL RESOLUTION OF ALKYLPIPERIDIN-3-YL CARBAMATE AND INTERMEDIATE THEREFOR
Document Type and Number:
WIPO Patent Application WO/2009/107571
Kind Code:
A1
Abstract:
Disclosed is a method for optical resolution of an alkylpiperidin-3-yl carbamate, wherein an RS mixture of an alkylpiperidin-3-yl carbamate is brought into contact with an optically active tartaric acid in the presence of a solvent.
Inventors:
WATANABE YOSUKE (JP)
YASUOKA JUNICHI (JP)
IKEMOTO TETSUYA (JP)
YASUOKA JUNICHI (JP)
IKEMOTO TETSUYA (JP)
Application Number:
PCT/JP2009/053125
Publication Date:
September 03, 2009
Filing Date:
February 17, 2009
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO (JP)
WATANABE YOSUKE (JP)
YASUOKA JUNICHI (JP)
IKEMOTO TETSUYA (JP)
WATANABE YOSUKE (JP)
YASUOKA JUNICHI (JP)
IKEMOTO TETSUYA (JP)
International Classes:
C07D211/56; C07C59/255; C07B57/00
Domestic Patent References:
WO2009015254A1 | 2009-01-29 | |||
WO2007075630A1 | 2007-07-05 | |||
WO2005085246A1 | 2005-09-15 | |||
WO2006112331A1 | 2006-10-26 |
Foreign References:
JP2004522786A | 2004-07-29 | |||
FR2321890A1 | 1977-03-25 | |||
JPH02218664A | 1990-08-31 | |||
JPH01294683A | 1989-11-28 | |||
JP2005511743A | 2005-04-28 | |||
US20050159423A1 | 2005-07-21 |
Other References:
See also references of EP 2248803A4
Attorney, Agent or Firm:
NAKAYAMA, Tohru et al. (Property Service Limited,5-33, Kitahama 4-chome,Chuo-ku, Osaka-sh, Osaka 50, JP)
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