1,3,4-Oxadiazol-2-amine, 5-phenyl-, monohydrochloride 1905-75-5 2-Amino-5-phenyl-1,3,4-oxadiazole hydrochloride 5-Phenyl-1,3,4-oxadiazol-2-amine hydrochloride NSC 18327 SQ 4573 delta(sup 2)-1,3,4-OXADIAZOLINE, 5-IMINO-2-PHENYL-, HYDROCHLORIDE delta(sup 2)-1,3,4-Oxadiazoline, 5-imino-2-phenyl-, monohydrochloride (8CI)