A process for preparing 1,3,4-thiadiazolone compounds of the formula ##STR1## comprising reacting a 2-alkoxy-1,3,4-thiadiazole of the formula ##STR2## with hydrogen chloride in non-aqueous organic solvent under non-aqueous conditions at a temperature of from 0.degree. to 100.degree. C.
一种制备公式为##STR1##的1,3,4-
噻二唑酮化合物的方法,包括在非
水有机溶剂中,在非
水条件下以0℃至100℃的温度下将公式为##STR2##的2-烷氧基-1,3,4-
噻二唑与
氯化氢反应。