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Title:
PRODUCTION METHOD OF 1-AMINO-3,5-DIMETHYLADAMANTANE HYDROCHLORIDE
Document Type and Number:
Japanese Patent JP2016169166
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a production method of 1-amino-3,5-dimethyladamantane hydrochloride with a high yield, of which the amount of predetermined impurities (trimethyl analog and monomethyl analog) is reduced, which has high purity, and which can be used for pharmaceutical application as it is.SOLUTION: 1-amino-3,5-dimethyladamantane hydrochloride is crystallized from a mixed solution of: a protic solvent such as an organic acid, an alcohol; an aprotic solvent such as ketones, esters, nitriles; and water.SELECTED DRAWING: None

Inventors:
OBA YOSHIKI
TANAKA KENJI
Application Number:
JP2015048145A
Publication Date:
September 23, 2016
Filing Date:
March 11, 2015
Export Citation:
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Assignee:
TOKUYAMA CORP
International Classes:
C07C209/84; C07C211/38
Foreign References:
US20090247644A12009-10-01
CN103483205A2014-01-01
WO2005069742A22005-08-04
WO2008040560A12008-04-10
CN103288650A2013-09-11
Other References:
新実験化学講座１　基本操作Ｉ, vol. 第６刷, JPN6019006748, 10 June 1985 (1985-06-10), pages 318 - 322, ISSN: 0004117777



 
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