Zn3C12H10(N2O7)2 crystallizes in the monoclinic P2_1/c space group. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(6) atoms to form corner-sharing ZnO6 octahedra. Both Zn(1)-O(1) bond lengths are 2.14 Å. Both Zn(1)-O(3) bond lengths are 2.08 Å. Both Zn(1)-O(6) bond lengths are 2.09 Å. In the second Zn site, Zn(2) is bonded to one N(1), one N(2), one O(1), one O(4), and one O(7) atom to form distorted corner-sharing ZnN2O3 trigonal bipyramids. The corner-sharing octahedral tilt angles are 64°. The Zn(2)-N(1) bond length is 2.05 Å. The Zn(2)-N(2) bond length is 2.06 Å. The Zn(2)-O(1) bond length is 2.17 Å. The Zn(2)-O(4) bond length is 2.13 Å. The Zn(2)-O(7) bond length is 2.04 Å. There are six inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(2), one O(1), and one O(2) atom. The C(1)-C(2) bond length is 1.52 Å. The C(1)-O(1) bond length is 1.29 Å. The C(1)-O(2) bond length is 1.24 Å. In the second C site, C(2) is bonded in a distorted trigonal planar geometry to one C(1), one C(6), and one N(1) atom. The C(2)-C(6) bond length is 1.39 Å. The C(2)-N(1) bond length is 1.34 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one N(1), one N(2), and one O(3) atom. The C(3)-N(1) bond length is 1.38 Å. The C(3)-N(2) bond length is 1.38 Å. The C(3)-O(3) bond length is 1.26 Å. In the fourth C site, C(4) is bonded in a distorted trigonal planar geometry to one C(5), one C(6), and one N(2) atom. The C(4)-C(5) bond length is 1.52 Å. The C(4)-C(6) bond length is 1.39 Å. The C(4)-N(2) bond length is 1.34 Å. In the fifth C site, C(5) is bonded in a distorted bent 120 degrees geometry to one C(4), one O(4), and one O(5) atom. The C(5)-O(4) bond length is 1.29 Å. The C(5)-O(5) bond length is 1.25 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(2), one C(4), and one H(1) atom. The C(6)-H(1) bond length is 1.09 Å. There are two inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Zn(2), one C(2), and one C(3) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Zn(2), one C(3), and one C(4) atom. There are five inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(6) atom. In the second H site, H(2) is bonded in a distorted single-bond geometry to one O(4) and one O(6) atom. The H(2)-O(4) bond length is 1.61 Å. The H(2)-O(6) bond length is 1.01 Å. In the third H site, H(3) is bonded in a distorted linear geometry to one O(2) and one O(6) atom. The H(3)-O(2) bond length is 1.61 Å. The H(3)-O(6) bond length is 1.01 Å. In the fourth H site, H(4) is bonded in a single-bond geometry to one O(7) atom. The H(4)-O(7) bond length is 1.00 Å. In the fifth H site, H(5) is bonded in a distorted single-bond geometry to one O(7) atom. The H(5)-O(7) bond length is 1.00 Å. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Zn(1), one Zn(2), and one C(1) atom. In the second O site, O(2) is bonded in a water-like geometry to one C(1) and one H(3) atom. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one Zn(1) and one C(3) atom. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one Zn(2), one C(5), and one H(2) atom. In the fifth O site, O(5) is bonded in a single-bond geometry to one C(5) atom. In the sixth O site, O(6) is bonded in a distorted water-like geometry to one Zn(1), one H(2), and one H(3) atom. In the seventh O site, O(7) is bonded in a distorted trigonal non-coplanar geometry to one Zn(2), one H(4), and one H(5) atom. Linkers: 3 [O]C(=O)C1=NC(=O)N=C(C([O])=O)[CH]1. Metal clusters: 6 [Zn]. The MOF has largest included sphere 2.46 A, density 2.35 g/cm3, surface area 2821.59 m2/g, accessible volume 0.08 cm3/g