In the title salt, C(20)H(20)N(3)O(4) (+)·Br(-), the dihedral angle between the benzene rings is 8.69 (16)°, and those between the benzene rings and the triazole ring are 69.98 (18) and 72.17 (18)°. In the crystal, C-H⋯Br hydrogen bonds link the cations and anions into chains along the c axis.