In the crystal of the title molecular salt, C(6)H(9)N(2) (+)·C(7)H(5)O(2) (-), the cations and anions are linked by N-H⋯O hydrogen bonds, buiding an R(2) (2)(9) ring. Futher N-H⋯O hydrogen bonds generate chains, which develop parallel to the a axis through the formation of R(4) (3)(10) rings..