Method of producing N, N-dimethyl glycine hydrochloride

Details Method of producing N, N-dimethyl glycine hydrochloride Method of producing N, N-dimethyl glycine hydrochloride

2005-04-05

2005-04-05

Desai, Rita (Department: 1625)

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acids and salts thereof

C562S400000, C562S512000, C562S575000

Reexamination Certificate

active

06875890

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.

REFERENCES:
patent: 4968839 (1990-11-01), Noell

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