... ,5-Dimercapto-1,3,4-Thiadiazole; CAS:1072-71-5;Synonyms:1,3,4-Thiadiazole-2,5-dithiol; 1,3,4-Thiadiazolidine-2, ... 5-dithione; Bismuthiol; BismuthiolI; DMTD; 1,3,4-thiadiazol- ... dithiol-(2,5); 2,5-Dimercapto-1,3,4-thiodiazole; BismuthonI; Dimercaptothiadiazole; Dimercapto-thiodiazol ...