Synonyms: 1H-1,2,4-Triazole,1-[(4-hydrazinophenyl)methyl]-, monohydrochloride (9CI);[(4-1H-1,2,4-Triazol-1-ylmethyl)phenyl]hydrazinehydrochloride;1H-1,2,4-triazole, 1-[(4-hydrazinylphenyl)methyl]-, hydrochloride (1:1);1-(4-Hydrazinobenzyl)-1H-1,2,4-triazole hydrochloride (1:1);