(ZnC7H3O4)2C5N2H3 crystallizes in the tetragonal P4_2/nnm space group. The structure consists of eight 1,3-dimethyl-2h-imidazole molecules inside a ZnC7H3O4 framework. In the ZnC7H3O4 framework, there are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in a distorted square co-planar geometry to two equivalent O(1) and two equivalent O(2) atoms. Both Zn(1)-O(1) bond lengths are 2.02 Å. Both Zn(1)-O(2) bond lengths are 2.01 Å. In the second Zn site, Zn(2) is bonded in a distorted square co-planar geometry to two equivalent O(3) and two equivalent O(4) atoms. Both Zn(2)-O(3) bond lengths are 2.02 Å. Both Zn(2)-O(4) bond lengths are 2.04 Å. There are seven inequivalent C sites. In the first C site, C(9) is bonded in a trigonal planar geometry to one C(2), one C(3), and one C(7) atom. The C(9)-C(2) bond length is 1.38 Å. The C(9)-C(3) bond length is 1.40 Å. The C(9)-C(7) bond length is 1.49 Å. In the second C site, C(1) is bonded in a trigonal planar geometry to one C(2), one C(5), and one C(8) atom. The C(1)-C(2) bond length is 1.38 Å. The C(1)-C(5) bond length is 1.38 Å. The C(1)-C(8) bond length is 1.50 Å. In the third C site, C(2) is bonded in a distorted single-bond geometry to one C(1), one C(9), and one H(1) atom. The C(2)-H(1) bond length is 0.95 Å. In the fourth C site, C(3) is bonded in a distorted single-bond geometry to one C(9) and one H(2) atom. The C(3)-H(2) bond length is 0.95 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(1) and one H(3) atom. The C(5)-H(3) bond length is 0.95 Å. In the sixth C site, C(7) is bonded in a bent 120 degrees geometry to one C(9), one O(3), and one O(4) atom. The C(7)-O(3) bond length is 1.25 Å. The C(7)-O(4) bond length is 1.26 Å. In the seventh C site, C(8) is bonded in a bent 120 degrees geometry to one C(1), one O(1), and one O(2) atom. The C(8)-O(1) bond length is 1.24 Å. The C(8)-O(2) bond length is 1.26 Å. There are three inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(2) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(3) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(5) atom. There are four inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one Zn(1) and one C(8) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one Zn(1) and one C(8) atom. In the third O site, O(3) is bonded in a distorted bent 120 degrees geometry to one Zn(2) and one C(7) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one Zn(2) and one C(7) atom. Linkers: 8 [O]C(=O)c1cc(C([O])=O)cc(N2[CH]N(c3cc(C([O])=O)cc(C([O])=O)c3)C=C2)c1. Metal clusters: 8 [C]1O[Zn]23O[C]O[Zn](O1)(O[C]O2)O[C]O3. RCSR code: hyw. The MOF has largest included sphere 12.04 A, density 0.79 g/cm3, surface area 3697.31 m2/g, accessible volume 0.88 cm3/g