(2-{[2-(diphenyl­phosphino)phen­yl]thio}­phen­yl)diphenyl­phosphine sulfide

In the title compound, C₃₆H₂₈P₂S₂, the dihedral angle between the central benzene rings is 66.95 (13)°. In the crystal, molecules are linked via C_ar—H...π and π–π inter­actions [shortest centroid–centroid distance between benzene rings = 3.897 (2) Å].