N,N'-Bis(pyridin-3-yl)terephthalamide-terephthalic acid (1/1).
In the title compound, C(18)H(14)N(4)O(2)·C(8)H(6)O(4), both types of mol-ecule lie on inversion centers. In the N,N'-bis-(pyridin-3-yl)terephthalamide mol-ecule, the pyridine ring forms a dihedral angle of 11.33 (9)° with the central benzene ring. In the crystal, N-H⋯O and O-H⋯N hydrogen bonds connect the components into a three-dimensional network.
College of Chemistry and Chemical Engineering, Hunan University of Arts and Science, ChangDe, Hunan provice 415000,  People's Republic of China.
Ji-Lin
JL
Lu
Xue-Wen
XW
Liu
Lin
L
Li
Yuan-Dao
YD
Chen
Guang-Yu
GY
Shen