Method of producing N, N-dimethyl glycine hydrochloride
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United States of America Patent
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Apr 5, 2005
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N/A
app pub date -
Jun 29, 2004
filing date -
Jun 29, 2004
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Abstract
A process for preparing N,N-Dimethyl Glycine Hydrochloride, comprises treating a chloroacetic acid with aqueous dimethylamine, and then dropping by hydrochloric acid to obtain N,N-dimethyl glycine as well as its hydrochloride salt, wherein decompression process is utilized to assure the product purity and active carbon is employed for cost saving aspect.
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