CuC4H8(NO2)4 crystallizes in the monoclinic C2/c space group. Cu(1) is bonded in an octahedral geometry to two equivalent N(1), two equivalent O(1), and two equivalent O(2) atoms. Both Cu(1)-N(1) bond lengths are 2.02 Å. Both Cu(1)-O(1) bond lengths are 2.03 Å. Both Cu(1)-O(2) bond lengths are 2.43 Å. There are three inequivalent C sites. In the first C site, C(1) is bonded in a distorted single-bond geometry to two equivalent C(3) and one H(1) atom. Both C(1)-C(3) bond lengths are 1.39 Å. The C(1)-H(1) bond length is 1.09 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to two equivalent N(1) and one H(2) atom. Both C(2)-N(1) bond lengths are 1.34 Å. The C(2)-H(2) bond length is 1.08 Å. In the third C site, C(3) is bonded in a distorted trigonal planar geometry to one C(1), one N(1), and one H(3) atom. The C(3)-N(1) bond length is 1.35 Å. The C(3)-H(3) 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 Cu(1), one C(2), and one C(3) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one O(2), one O(3), and one O(4) atom. The N(2)-O(2) bond length is 1.27 Å. The N(2)-O(3) bond length is 1.29 Å. The N(2)-O(4) bond length is 1.24 Å. There are five inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(1) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(2) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(3) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one O(1) and one O(3) atom. The H(4)-O(1) bond length is 1.00 Å. The H(4)-O(3) bond length is 1.72 Å. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(1) and one O(3) atom. The H(5)-O(1) bond length is 1.00 Å. The H(5)-O(3) bond length is 1.71 Å. There are four inequivalent O sites. In the first O site, O(1) is bonded in a distorted water-like geometry to one Cu(1), one H(4), and one H(5) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Cu(1) and one N(2) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one N(2), one H(4), and one H(5) atom. In the fourth O site, O(4) is bonded in a single-bond geometry to one N(2) atom. Linkers: 2 c1cncnc1. Metal clusters: 2 [Cu]. The MOF has largest included sphere 1.59 A, density 2.12 g/cm3, surface area 3296.10 m2/g, accessible volume 0.08 cm3/g