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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 (9-5-1-131, Hon-machi Toyonaka-sh, Osaka 21, 56000, JP)
渡邉要介 (〒21 大阪府豊中市本町9-5-1-131 Osaka, 56000, JP)
YASUOKA, Junichi (2-25-1-107, Nishiokamoto Higashinada-ku, Kobe-sh, Hyogo 73, 65800, JP)
Application Number:
JP2009/053125
Publication Date:
September 03, 2009
Filing Date:
February 17, 2009
Export Citation:
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Assignee:
SUMITOMO CHEMICAL COMPANY, LIMITED (27-1, Shinkawa 2-chome Chuo-k, Tokyo 60, 10482, JP)
住友化学株式会社 (〒60 東京都中央区新川二丁目27番1号 Tokyo, 10482, JP)
WATANABE, Yosuke (9-5-1-131, Hon-machi Toyonaka-sh, Osaka 21, 56000, JP)
渡邉要介 (〒21 大阪府豊中市本町9-5-1-131 Osaka, 56000, JP)
International Classes:
C07D211/56; C07C59/255; C07B57/00
Domestic Patent References:
WO2009015254A1
WO2007075630A1
WO2005085246A1
WO2006112331A1
Foreign References:
JP2004522786A
FR2321890A1
JPH02218664A
JPH01294683A
JP2005511743A
US20050159423A1
Other References:
See also references of EP 2248803A1
Attorney, Agent or Firm:
NAKAYAMA, Tohru et al. (Property Service Limited,5-33, Kitahama 4-chome,Chuo-ku, Osaka-sh, Osaka 50, 54185, JP)
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