Zn2C9H3O7I 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 one O(2), one O(4), one O(5), and two equivalent O(7) atoms to form ZnO5 trigonal bipyramids that share corners with two equivalent Zn(2)IO3 tetrahedra and  an edgeedge with one Zn(1)O5 trigonal bipyramid. The Zn(1)-O(2) bond length is 2.00 Å. The Zn(1)-O(4) bond length is 2.02 Å. The Zn(1)-O(5) bond length is 2.07 Å. There is one shorter (2.02 Å) and one longer (2.09 Å) Zn(1)-O(7) bond length. In the second Zn site, Zn(2) is bonded to one O(1), one O(6), one O(7), and one I(1) atom to form distorted corner-sharing ZnIO3 tetrahedra. The Zn(2)-O(1) bond length is 1.96 Å. The Zn(2)-O(6) bond length is 1.97 Å. The Zn(2)-O(7) bond length is 1.95 Å. The Zn(2)-I(1) bond length is 2.51 Å. There are nine inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one C(2), one C(6), and one C(7) atom. The C(1)-C(2) bond length is 1.39 Å. The C(1)-C(6) bond length is 1.39 Å. The C(1)-C(7) bond length is 1.50 Å. In the second C site, C(2) is bonded in a distorted single-bond geometry to one C(1), one C(3), and one H(1) atom. The C(2)-C(3) bond length is 1.39 Å. The C(2)-H(1) bond length is 0.95 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one C(2), one C(4), and one C(8) atom. The C(3)-C(4) bond length is 1.39 Å. The C(3)-C(8) bond length is 1.52 Å. In the fourth C site, C(4) is bonded in a distorted single-bond geometry to one C(3), one C(5), and one H(2) atom. The C(4)-C(5) bond length is 1.39 Å. The C(4)-H(2) bond length is 0.95 Å. In the fifth C site, C(5) is bonded in a trigonal planar geometry to one C(4), one C(6), and one C(9) atom. The C(5)-C(6) bond length is 1.39 Å. The C(5)-C(9) bond length is 1.50 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(1), one C(5), and one H(3) atom. The C(6)-H(3) bond length is 0.95 Å. In the seventh C site, C(7) is bonded in a distorted bent 120 degrees geometry to one C(1), one O(1), and one O(2) atom. The C(7)-O(1) bond length is 1.26 Å. The C(7)-O(2) bond length is 1.26 Å. In the eighth C site, C(8) is bonded in a bent 120 degrees geometry to one C(3), one O(3), and one O(4) atom. The C(8)-O(3) bond length is 1.24 Å. The C(8)-O(4) bond length is 1.28 Å. In the ninth C site, C(9) is bonded in a distorted bent 120 degrees geometry to one C(5), one O(5), and one O(6) atom. The C(9)-O(5) bond length is 1.26 Å. The C(9)-O(6) 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(4) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(6) atom. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(7) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(7) atom. In the third O site, O(3) is bonded in a single-bond geometry to one C(8) atom. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(8) atom. In the fifth O site, O(5) is bonded in a distorted bent 120 degrees geometry to one Zn(1) and one C(9) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(9) atom. In the seventh O site, O(7) is bonded in a trigonal non-coplanar geometry to one Zn(2) and two equivalent Zn(1) atoms. I(1) is bonded in a single-bond geometry to one Zn(2) atom. Linkers: 4 [O]C(=O)c1cc(C([O])=O)cc(C([O])=O)c1. Metal clusters: 2 O=[C]O[Zn@]12O[C]O[Zn@]3(I)O[C]O[Zn@@](O[C]=O)(O[C]O[Zn@@](I)(O[C]O1)O2)O3. RCSR code: rtl. The MOF has largest included sphere 6.64 A, density 1.41 g/cm3, surface area 3011.47 m2/g, accessible volume 0.44 cm3/g