1-Amino-2-chloroethane hydrochloride 2-Chloroethylamine hydrochloride 2-Chloroethylammonium chloride 870-24-6 AI3-50335 EINECS 212-793-2 ETHYLAMINE, 2-CHLORO-, HYDROCHLORIDE Ethanamine, 2-chloro-, hydrochloride NSC 10871 beta-Chloroethylamine hydrochloride