yl) thiosemicarbazides afforded the corresponding 3,4,5-substituted 4H-1,2,4-triazoles. Reactions of Salkylation and aminomethylation of the latter were examined. Some 5-sulfanyl-substituted 1,3,4-thiadiazoles were also synthesized.
1-苯基(苄基,烯丙基)-4-(4-甲氧基苄基-或3-
氯-4-甲氧基苄基)
硫代
氨基
脲的分子间环化得到相应的3,4,5-取代的4 H -
1,2,4-三唑。检查了后者的S烷基化和
氨基甲基化的反应。还合成了一些5-
硫烷基取代的1,3,4-
噻二唑。