The title compound,α,α,β,β-5,10,15,20-tetrakis(2-aminophenyl)porphyrin,has been obtained and characterized by single-crystal X-ray diffraction.The crystal belongs to the monoclinic system,space group C2/c with a = 31.804(6),b = 19.314(4),c = 12.872(3),β = 90.592(3)°,Z = 4,V = 7907(3) 3,Dc = 1.193 g/cm3,Mr = 1419.67,λ(MoKα) = 0.71073 ,μ = 0.073 mm-1,F(000) = 2984,R = 0.0773 and wR = 0.2045.The crystallographic analysis indicates the existence of N-H···π intermolecular interactions and hydrogen bonds which link the complex molecules into a 3D network structure.