CdC16H10(N3O2)2 crystallizes in the monoclinic C2/c space group. Cd(1) is bonded in a 6-coordinate geometry to one N(2), one N(3), one N(4), one O(1), and two equivalent O(4) atoms. The Cd(1)-N(2) bond length is 2.47 Å. The Cd(1)-N(3) bond length is 2.38 Å. The Cd(1)-N(4) bond length is 2.41 Å. The Cd(1)-O(1) bond length is 2.31 Å. There is one shorter (2.35 Å) and one longer (2.45 Å) Cd(1)-O(4) bond length. There are sixteen inequivalent C sites. In the first C site, C(11) is bonded in a distorted trigonal planar geometry to one C(10), one N(3), and one H(6) atom. The C(11)-C(10) bond length is 1.39 Å. The C(11)-N(3) bond length is 1.35 Å. The C(11)-H(6) bond length is 1.09 Å. In the second C site, C(12) is bonded in a distorted trigonal planar geometry to one C(13), one C(16), and one N(6) atom. The C(12)-C(13) bond length is 1.40 Å. The C(12)-C(16) bond length is 1.40 Å. The C(12)-N(6) bond length is 1.42 Å. In the third C site, C(13) is bonded in a distorted single-bond geometry to one C(12) and one H(7) atom. The C(13)-H(7) bond length is 1.09 Å. In the fourth C site, C(14) is bonded in a distorted bent 120 degrees geometry to one N(4) and one H(8) atom. The C(14)-N(4) bond length is 1.35 Å. The C(14)-H(8) bond length is 1.09 Å. In the fifth C site, C(15) is bonded in a distorted trigonal planar geometry to one C(16), one N(4), and one H(9) atom. The C(15)-C(16) bond length is 1.39 Å. The C(15)-N(4) bond length is 1.35 Å. The C(15)-H(9) bond length is 1.09 Å. In the sixth C site, C(16) is bonded in a distorted single-bond geometry to one C(12), one C(15), and one H(10) atom. The C(16)-H(10) bond length is 1.09 Å. In the seventh C site, C(1) is bonded in a distorted trigonal planar geometry to one C(2), one C(5), and one N(1) atom. The C(1)-C(2) bond length is 1.41 Å. The C(1)-C(5) bond length is 1.51 Å. The C(1)-N(1) bond length is 1.34 Å. In the eighth C site, C(2) is bonded in a distorted single-bond geometry to one C(1) and one N(2) atom. The C(2)-N(2) bond length is 1.34 Å. In the ninth C site, C(3) is bonded in a distorted bent 120 degrees geometry to one C(4), one N(2), and one H(1) atom. The C(3)-C(4) bond length is 1.40 Å. The C(3)-N(2) bond length is 1.34 Å. The C(3)-H(1) bond length is 1.09 Å. In the tenth C site, C(4) is bonded in a distorted trigonal planar geometry to one C(3), one N(1), and one H(2) atom. The C(4)-N(1) bond length is 1.34 Å. The C(4)-H(2) bond length is 1.09 Å. In the eleventh C site, C(5) is bonded in a distorted bent 120 degrees geometry to one C(1), one O(1), and one O(2) atom. The C(5)-O(1) bond length is 1.28 Å. The C(5)-O(2) bond length is 1.26 Å. In the twelfth C site, C(6) is bonded in a distorted bent 120 degrees geometry to one O(3) and one O(4) atom. The C(6)-O(3) bond length is 1.25 Å. The C(6)-O(4) bond length is 1.29 Å. In the thirteenth C site, C(7) is bonded in a distorted trigonal planar geometry to one C(8), one N(3), and one H(3) atom. The C(7)-C(8) bond length is 1.39 Å. The C(7)-N(3) bond length is 1.34 Å. The C(7)-H(3) bond length is 1.09 Å. In the fourteenth C site, C(8) is bonded in a distorted single-bond geometry to one C(7), one C(9), and one H(4) atom. The C(8)-C(9) bond length is 1.40 Å. The C(8)-H(4) bond length is 1.09 Å. In the fifteenth C site, C(9) is bonded in a distorted trigonal planar geometry to one C(10), one C(8), and one N(5) atom. The C(9)-C(10) bond length is 1.40 Å. The C(9)-N(5) bond length is 1.41 Å. In the sixteenth C site, C(10) is bonded in a distorted single-bond geometry to one C(11), one C(9), and one H(5) atom. The C(10)-H(5) bond length is 1.09 Å. There are six inequivalent N sites. In the first N site, N(1) is bonded in a bent 120 degrees geometry to one C(1) and one C(4) atom. In the second N site, N(2) is bonded in a distorted trigonal planar geometry to one Cd(1), one C(2), and one C(3) atom. In the third N site, N(3) is bonded in a trigonal planar geometry to one Cd(1), one C(11), and one C(7) atom. In the fourth N site, N(4) is bonded in a trigonal planar geometry to one Cd(1), one C(14), and one C(15) atom. In the fifth N site, N(5) is bonded in a distorted bent 120 degrees geometry to one C(9) and one N(6) atom. The N(5)-N(6) bond length is 1.26 Å. In the sixth N site, N(6) is bonded in a distorted bent 120 degrees geometry to one C(12) and one N(5) atom. There are ten inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(3) 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(7) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(8) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(10) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(11) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(13) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(14) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(15) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(16) atom. There are four inequivalent O sites. In the first O site, O(1) is bonded in a distorted water-like geometry to one Cd(1) and one C(5) atom. In the second O site, O(2) is bonded in a single-bond geometry to one C(5) atom. In the third O site, O(3) is bonded in a single-bond geometry to one C(6) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to two equivalent Cd(1) and one C(6) atom. Linkers: 2 c1cc([N][N]c2ccncc2)ccn1 ,4 [O]C(=O)c1nccnc1C([O])=O. Metal clusters: 4 [Cd]. The MOF has largest included sphere 4.58 A, density 1.61 g/cm3, surface area 3929.95 m2/g, accessible volume 0.19 cm3/g