A compound of the formula: <IMAGE> wherein R is hydrogen, 2-5C alkoxycarbonyl, 1-7C acyl, 1-4C alkylthio, 7-10C phenylalkylthio, phenylthio, halo-phenylthio, disubstituted aminothio, <IMAGE> +TR <IMAGE> R1 is hydrogen or halogen; R2 is halogen or nitro; and its pharmaceutically acceptable acid addition salts. The compounds and salts thereof are useful as psychotropic agents and as anxiolytics, anticonvulsants and hypnotics.
1-Substituted thiomethyltriazolobenzodiazepines