The crystal structure of the title compound, C21H18Cl2N4OS3, is stabilized by inter-molecular C - H⋯O and C - H⋯N hydrogen bonds. The dihydropyrimidine ring is almost planer, with a mean deviation from the plane of 0.132 (1) Å. The dihedral angles between the dihydropyrimidine ring and the phenyl, 1-thiazole and 2-thiazole rings are 88.5 (1), 13.6 (1) and 8.0 (1)°, respectively....
