(.beta.-Chloroisopropyl)dimethylamine-hydrochloride .beta.-Dimethylaminoisopropyl chloride, hydrochloride 17256-39-2 2-Propanamine, 1-chloro-N,N-dimethyl-, hydrochloride Ethylamine, 2-chloro-N,N,1-trimethyl-, hydrochloride NSC56377