(2,3-Dichloropropyl)dimethylamine Hydrochloride is an acid salt of (2,3-Dichloropropyl)dimethylamine (D436843). (2,3-Dichloropropyl)dimethylamine in solvents reacted with thiocyanates provides an improved process for the preparation of 2-dimethylamino-1,3-dithiocyanopropane as Cartap intermediate.