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Home › Method for reducing 3-dimethylamnio-2-phenylpropion-acid ethyl ester-content in solutions of 2-dimethylamino-1-phenyl-3-cyclohexene-1-carboxylic acid ethyl ester

Method for reducing 3-dimethylamnio-2-phenylpropion-acid ethyl ester-content in solutions of 2-dimethylamino-1-phenyl-3-cyclohexene-1-carboxylic acid ethyl ester

US Patent 7273947 · Granted Sep 25, 2007

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