CdC16H8(NO2)2 crystallizes in the cubic P4_132 space group. There are two inequivalent Cd sites. In the first Cd site, Cd(1) is bonded in an octahedral geometry to six equivalent O(2) atoms. All Cd(1)-O(2) bond lengths are 2.32 Å. In the second Cd site, Cd(2) is bonded in a trigonal planar geometry to three equivalent O(1) atoms. All Cd(2)-O(1) bond lengths are 2.12 Å. There are eight inequivalent C sites. In the first C site, C(1) is bonded in a distorted trigonal planar geometry to one C(5) and two equivalent N(1) atoms. The C(1)-C(5) bond length is 1.43 Å. Both C(1)-N(1) bond lengths are 1.33 Å. In the second C site, C(2) is bonded in a distorted single-bond geometry to one C(6) and one H(1) atom. The C(2)-C(6) bond length is 1.40 Å. The C(2)-H(1) bond length is 0.93 Å. In the third C site, C(3) is bonded in a distorted trigonal planar geometry to one C(5), one C(8), and one H(2) atom. The C(3)-C(5) bond length is 1.40 Å. The C(3)-C(8) bond length is 1.41 Å. The C(3)-H(2) bond length is 0.93 Å. In the fourth C site, C(4) is bonded in a distorted single-bond geometry to one C(5) and one H(3) atom. The C(4)-C(5) bond length is 1.46 Å. The C(4)-H(3) bond length is 0.93 Å. In the fifth C site, C(5) is bonded in a distorted trigonal planar geometry to one C(1), one C(3), and one C(4) atom. In the sixth C site, C(6) is bonded in a trigonal planar geometry to one C(2), one C(7), and one C(8) atom. The C(6)-C(7) bond length is 1.58 Å. The C(6)-C(8) bond length is 1.39 Å. In the seventh C site, C(7) is bonded in a distorted bent 120 degrees geometry to one C(6), one O(1), and one O(2) atom. The C(7)-O(1) bond length is 1.17 Å. The C(7)-O(2) bond length is 1.24 Å. In the eighth C site, C(8) is bonded in a distorted single-bond geometry to one C(3), one C(6), and one H(4) atom. The C(8)-H(4) bond length is 0.93 Å. N(1) is bonded in a bent 120 degrees geometry to two equivalent C(1) atoms. There are four 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(4) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(8) atom. There are two inequivalent O sites. In the first O site, O(1) is bonded in a single-bond geometry to one Cd(2) and one C(7) atom. In the second O site, O(2) is bonded in a distorted bent 150 degrees geometry to one Cd(1) and one C(7) atom. Linkers: 8 [O]C(=O)c1ccc(cc1)C1=NC(=[N]=C([N]1)c1ccc(cc1)C(=O)[O])c1ccc(cc1)C(=O)[O]. Metal clusters: 4 [C]1O[Cd]2O[C]O[Cd]34(O1)(O[C]O2)O[C]O[Cd](O[C]O3)O[C]O4. The MOF has largest included sphere 15.49 A, density 0.46 g/cm3, surface area 3955.12 m2/g, accessible volume 1.53 cm3/g