3-Methyl-6-trichloromethyl-1,2,4-triazolo[3,4-b][1,3,4]thiadiazole

In the crystal structure of the title compound, C5H3Cl3N4S, two molecules related by a centre of symmetry demonstrate extremely short intermolecular S...N contacts of 2.783 (2) . The crystal packing also exhibits π–π interactions indicated by a short distance of 3.340 (1) between the centroids of the triazole rings of neighbouring molecules.