Hm. Hassaneen et al., CYANO-(1-METHYLBENZIMIDAZOL-2-YL)THIOACETANILIDE IN THE SYNTHESIS OF 2,3-DIHYDRO-1,3,4-THIADIAZOLE DERIVATIVES, Journal of chemical research. Synopses, (5), 1993, pp. 194-195
Hydrazonoyl halides react with cyano-(1-methylbenzimidazol-2-yl)thioac
etanilide in dimethylformamide in the presence of potassium hydroxide
to give 2,3-dihydro-1,3,4-thiadiazoles.