4-Acetylpyridine–fumaric acid (2/1)

In the crystal structure of the title cocrystal, 2C(7)H(7)NO·C(4)H(4)O(4), the complete fumaric acid mol-ecule is generated by a crystallographic inversion centre. The two components of the cocrystal are linked by an O-H⋯N hydrogen bond.