Zn3C12N6H6O7 crystallizes in the cubic Pa-3 space group. Zn(1) is bonded in a 5-coordinate geometry to one N(1), one N(2), one O(1), one O(2), and one O(3) atom. The Zn(1)-N(1) bond length is 1.98 Å. The Zn(1)-N(2) bond length is 1.99 Å. The Zn(1)-O(1) bond length is 2.48 Å. The Zn(1)-O(2) bond length is 1.97 Å. The Zn(1)-O(3) bond length is 2.05 Å. There are four inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(2), one N(1), and one H(1) atom. The C(1)-C(2) bond length is 1.39 Å. The C(1)-N(1) bond length is 1.32 Å. The C(1)-H(1) bond length is 0.93 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one C(1), one C(3), and one C(4) atom. The C(2)-C(3) bond length is 1.47 Å. The C(2)-C(4) bond length is 1.38 Å. In the third C site, C(3) is bonded in a bent 120 degrees geometry to one C(2), one O(1), and one O(2) atom. The C(3)-O(1) bond length is 1.24 Å. The C(3)-O(2) bond length is 1.28 Å. In the fourth C site, C(4) is bonded in a distorted bent 120 degrees geometry to one C(2), one N(2), and one H(2) atom. The C(4)-N(2) bond length is 1.33 Å. The C(4)-H(2) bond length is 0.93 Å. There are two inequivalent N sites. In the first N site, N(1) is bonded in a 3-coordinate geometry to one Zn(1), one C(1), and one N(2) atom. The N(1)-N(2) bond length is 1.37 Å. In the second N site, N(2) is bonded in a 3-coordinate geometry to one Zn(1), one C(4), and one N(1) atom. There are two inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(1) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(4) atom. There are three inequivalent O sites. In the first O site, O(2) is bonded in a water-like geometry to one Zn(1) and one C(3) atom. In the second O site, O(3) is bonded in a trigonal non-coplanar geometry to three equivalent Zn(1) atoms. In the third O site, O(1) is bonded in a distorted single-bond geometry to one Zn(1) and one C(3) atom. Linkers: 10 [O]C(=O)C1=CN=N[CH]1 ,11 [O]C(=O)C1=C[N]N=C1 ,3 [O]C(=O)[C]1C=NN=C1. Metal clusters: 8 O=[C]O[Zn]1N=N[Zn@@]2(O[C]=O)N=N[Zn@@](O[C]=O)(N=N1)O2. The MOF has largest included sphere 9.16 A, density 0.89 g/cm3, surface area 3679.61 m2/g, accessible volume 0.81 cm3/g