(Z)-Ethyl 2-(2,4-dimethylbenzylidene)-7-methyl-3-oxo-5-phenyl-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxylate

In the title compound, C25H24N2O3S, the dihedral angles between the thiazole ring and the phenyl and substituted benzene rings are 84.91 (11) and 11.58 (10)°, respectively. The dihydropyrimidine ring adopts a flattened boat conformation. The olefinic double bond is in a Z configuration.