In the title compound, C(30)H(23)ClN(6)OS, the benzyl, the 3-chloro-anilino, the phenyl and the anilino groups form dihedral angles of 85.95 (6), 29.63 (7), 28.55 (1) and 87.48 (6)°, respectively, with the pyrazolo-[3,4-d]pyrimidine unit [maximum deviation = 0.052 (2) Å]. An intra-molecular N-H⋯N hydrogen bond occurs. The crystal structure features N-H⋯O hydrogen bonds.