CuC14N8H14O9 crystallizes in the monoclinic C2/c space group. Cu(1) is bonded in a square pyramidal geometry to two equivalent N(2), one O(5), and two equivalent O(1) atoms. Both Cu(1)-N(2) bond lengths are 1.98 Å. The Cu(1)-O(5) bond length is 2.28 Å. Both Cu(1)-O(1) bond lengths are 2.02 Å. There are seven inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one N(1), one N(2), and one H(5) atom. The C(1)-N(1) bond length is 1.36 Å. The C(1)-N(2) bond length is 1.32 Å. The C(1)-H(5) bond length is 1.08 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one N(1), one N(3), and one H(6) atom. The C(2)-N(1) bond length is 1.37 Å. The C(2)-N(3) bond length is 1.32 Å. The C(2)-H(6) bond length is 1.09 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one C(4), one C(5), and one C(6) atom. The C(3)-C(4) bond length is 1.41 Å. The C(3)-C(5) bond length is 1.40 Å. The C(3)-C(6) bond length is 1.51 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one C(3), one C(5), and one C(7) atom. The C(4)-C(5) bond length is 1.40 Å. The C(4)-C(7) bond length is 1.49 Å. In the fifth C site, C(5) is bonded in a distorted trigonal planar geometry to one C(3), one C(4), and one H(7) atom. The C(5)-H(7) bond length is 1.09 Å. In the sixth C site, C(6) is bonded in a distorted bent 120 degrees geometry to one C(3), one O(1), and one O(2) atom. The C(6)-O(1) bond length is 1.28 Å. The C(6)-O(2) bond length is 1.27 Å. In the seventh C site, C(7) is bonded in a distorted bent 120 degrees geometry to one C(4), one O(3), and one O(4) atom. The C(7)-O(3) bond length is 1.24 Å. The C(7)-O(4) bond length is 1.33 Å. There are four inequivalent N sites. In the first N site, N(4) is bonded in a distorted water-like geometry to one N(1), one H(3), and one H(4) atom. The N(4)-N(1) bond length is 1.40 Å. The N(4)-H(3) bond length is 1.03 Å. The N(4)-H(4) bond length is 1.03 Å. In the second N site, N(1) is bonded in a distorted trigonal planar geometry to one C(1), one C(2), and one N(4) atom. In the third N site, N(2) is bonded in a distorted trigonal planar geometry to one Cu(1), one C(1), and one N(3) atom. The N(2)-N(3) bond length is 1.38 Å. In the fourth N site, N(3) is bonded in a distorted water-like geometry to one C(2) and one N(2) atom. There are seven inequivalent H sites. In the first H site, H(1) is bonded in a distorted single-bond geometry to one O(2) and one O(4) atom. The H(1)-O(2) bond length is 1.63 Å. The H(1)-O(4) bond length is 1.01 Å. In the second H site, H(2) is bonded in a single-bond geometry to one O(5) atom. The H(2)-O(5) bond length is 0.98 Å. In the third H site, H(3) is bonded in a single-bond geometry to one N(4) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one N(4) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(1) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(2) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(5) atom. There are five inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Cu(1) and one C(6) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one C(6) and one H(1) atom. In the third O site, O(3) is bonded in a single-bond geometry to one C(7) atom. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to one C(7) and one H(1) atom. In the fifth O site, O(5) is bonded in a distorted water-like geometry to one Cu(1) and two equivalent H(2) atoms. Linkers: 2 [O]C(=O)c1cc(C(=O)O)c(C([O])=O)cc1C(=O)O. Metal clusters: 2 [Cu]. The MOF has largest included sphere 2.05 A, density 1.90 g/cm3, surface area 3887.68 m2/g, accessible volume 0.09 cm3/g