In the title compound, C12H12N2OS, the dihedral angle between the benzene and pyrimidine rings is 84.1 (1)°. The molecules are linked by centrosymmetric pairs of N-H⋯O [N⋯O = 2.817 (2) Å] and N-H⋯S [N⋯S = 3.357 (2) Å] hydrogen bonds to form chains. © 2005 International Union of Crystallography Printed in ...