CdC5N6H5OCl crystallizes in the monoclinic P2_1/c space group. Cd(1) is bonded to one N(1), one N(2), one N(5), one O(1), and two equivalent Cl(1) atoms to form edge-sharing CdN3Cl2O octahedra. The Cd(1)-N(1) bond length is 2.40 Å. The Cd(1)-N(2) bond length is 2.34 Å. The Cd(1)-N(5) bond length is 2.46 Å. The Cd(1)-O(1) bond length is 2.33 Å. There is one shorter (2.60 Å) and one longer (2.64 Å) Cd(1)-Cl(1) bond length. There are five inequivalent C sites. In the first C site, C(1) is bonded in a distorted water-like geometry to one C(2), one N(1), and one N(4) atom. The C(1)-C(2) bond length is 1.46 Å. The C(1)-N(1) bond length is 1.34 Å. The C(1)-N(4) bond length is 1.35 Å. In the second C site, C(2) is bonded in a distorted trigonal planar geometry to one C(1), one C(5), and one N(5) atom. The C(2)-C(5) bond length is 1.40 Å. The C(2)-N(5) bond length is 1.35 Å. In the third C site, C(3) is bonded in a distorted trigonal planar geometry to one C(4), one N(5), and one H(3) atom. The C(3)-C(4) bond length is 1.40 Å. The C(3)-N(5) bond length is 1.34 Å. The C(3)-H(3) 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(3), one N(6), and one H(4) atom. The C(4)-N(6) bond length is 1.34 Å. The C(4)-H(4) bond length is 1.09 Å. In the fifth C site, C(5) is bonded in a distorted trigonal planar geometry to one C(2), one N(6), and one H(5) atom. The C(5)-N(6) bond length is 1.33 Å. The C(5)-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 3-coordinate geometry to one Cd(1), one C(1), and one N(2) atom. The N(1)-N(2) bond length is 1.34 Å. In the second N site, N(2) is bonded in a trigonal planar geometry to one Cd(1), one N(1), and one N(3) atom. The N(2)-N(3) bond length is 1.32 Å. In the third N site, N(3) is bonded in a water-like geometry to one N(2) and one N(4) atom. The N(3)-N(4) bond length is 1.34 Å. In the fourth N site, N(4) is bonded in a 3-coordinate geometry to one C(1), one N(3), and one H(2) atom. The N(4)-H(2) bond length is 1.78 Å. In the fifth N site, N(5) is bonded in a distorted trigonal planar geometry to one Cd(1), one C(2), and one C(3) atom. In the sixth N site, N(6) is bonded in a distorted trigonal planar geometry to one C(4), one C(5), and one H(1) atom. The N(6)-H(1) bond length is 1.76 Å. There are five inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one N(6) and one O(1) atom. The H(1)-O(1) bond length is 1.00 Å. In the second H site, H(2) is bonded in a single-bond geometry to one N(4) and one O(1) atom. The H(2)-O(1) bond length is 1.00 Å. 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 C(4) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(5) atom. O(1) is bonded in a distorted trigonal non-coplanar geometry to one Cd(1), one H(1), and one H(2) atom. Cl(1) is bonded in an L-shaped geometry to two equivalent Cd(1) atoms. Linkers: 4 c1cnc(C2=NN=N[N]2)cn1. Metal clusters: 4 [Cd]. The MOF has largest included sphere 2.62 A, density 2.18 g/cm3, surface area 3327.04 m2/g, accessible volume 0.12 cm3/g