N,N′-Bis(4-pyridyl)naphthalene-3,4:7,8-dicarboximide dimethylformamide disolvate

In the title compound, C24H12N4O4·2C3H7NO, the naphthalene imide, which is an organic pigment utilized for H2 gas sensors, has inversion symmetry. The pyridyl rings are twisted, in the same direction, out of the plane of the naphthalene imide skeleton by 69.5 (2)°.