CdC12H8(NO3)2 crystallizes in the monoclinic C2/c space group. Cd(1) is bonded to two equivalent O(3) and four equivalent O(2) atoms to form distorted edge-sharing CdO6 pentagonal pyramids. Both Cd(1)-O(3) bond lengths are 2.22 Å. There are two shorter (2.37 Å) and two longer (2.42 Å) Cd(1)-O(2) bond lengths. There are six inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one C(4), one C(5), and one C(6) atom. The C(1)-C(4) bond length is 1.51 Å. The C(1)-C(5) bond length is 1.40 Å. The C(1)-C(6) bond length is 1.40 Å. In the second C site, C(2) is bonded in a distorted trigonal planar geometry to one C(5), one N(1), and one H(1) atom. The C(2)-C(5) bond length is 1.38 Å. The C(2)-N(1) bond length is 1.36 Å. The C(2)-H(1) bond length is 1.09 Å. In the third C site, C(3) is bonded in a distorted trigonal planar geometry to one C(6), one N(1), and one H(2) atom. The C(3)-C(6) bond length is 1.38 Å. The C(3)-N(1) bond length is 1.36 Å. The C(3)-H(2) bond length is 1.09 Å. In the fourth C site, C(4) is bonded in a distorted bent 120 degrees geometry to one C(1), one O(1), and one O(3) atom. The C(4)-O(1) bond length is 1.25 Å. The C(4)-O(3) bond length is 1.30 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(1), one C(2), and one H(3) atom. The C(5)-H(3) bond length is 1.09 Å. In the sixth C site, C(6) is bonded in a distorted trigonal planar geometry to one C(1), one C(3), and one H(4) atom. The C(6)-H(4) bond length is 1.09 Å. N(1) is bonded in a trigonal planar geometry to one C(2), one C(3), and one O(2) atom. The N(1)-O(2) bond length is 1.33 Å. 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(5) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(6) atom. There are three inequivalent O sites. In the first O site, O(2) is bonded in a trigonal planar geometry to two equivalent Cd(1) and one N(1) atom. In the second O site, O(3) is bonded in a bent 120 degrees geometry to one Cd(1) and one C(4) atom. In the third O site, O(1) is bonded in a single-bond geometry to one C(4) atom. Linkers: 4 [O]C(=O)c1cc[n+]([O-])cc1. Metal clusters: 2 [Cd]. The MOF has largest included sphere 3.54 A, density 1.85 g/cm3, surface area 3336.57 m2/g, accessible volume 0.18 cm3/g