Cd3C3H6(N9Cl)2 crystallizes in the orthorhombic Pna2_1 space group. There are three inequivalent Cd sites. In the first Cd site, Cd(1) is bonded to one N(3), one N(4), one N(5), one N(7), one Cl(1), and one Cl(2) atom to form CdN4Cl2 octahedra that share corners with two equivalent Cd(2)N4Cl2 octahedra and corners with two equivalent Cd(3)N5Cl octahedra. The corner-sharing octahedral tilt angles range from 65-77°. The Cd(1)-N(3) bond length is 2.43 Å. The Cd(1)-N(4) bond length is 2.36 Å. The Cd(1)-N(5) bond length is 2.41 Å. The Cd(1)-N(7) bond length is 2.32 Å. The Cd(1)-Cl(1) bond length is 2.63 Å. The Cd(1)-Cl(2) bond length is 2.63 Å. In the second Cd site, Cd(2) is bonded to one N(1), one N(15), one N(2), one N(6), one Cl(1), and one Cl(2) atom to form CdN4Cl2 octahedra that share  a cornercorner with one Cd(3)N5Cl octahedra and corners with two equivalent Cd(1)N4Cl2 octahedra. The corner-sharing octahedral tilt angles range from 76-80°. The Cd(2)-N(1) bond length is 2.36 Å. The Cd(2)-N(15) bond length is 2.55 Å. The Cd(2)-N(2) bond length is 2.39 Å. The Cd(2)-N(6) bond length is 2.40 Å. The Cd(2)-Cl(1) bond length is 2.60 Å. The Cd(2)-Cl(2) bond length is 2.65 Å. In the third Cd site, Cd(3) is bonded to one N(10), one N(11), one N(12), one N(14), one N(7), and one Cl(2) atom to form distorted corner-sharing CdN5Cl octahedra. The corner-sharing octahedral tilt angles range from 65-80°. The Cd(3)-N(10) bond length is 2.36 Å. The Cd(3)-N(11) bond length is 2.64 Å. The Cd(3)-N(12) bond length is 2.37 Å. The Cd(3)-N(14) bond length is 2.56 Å. The Cd(3)-N(7) bond length is 2.26 Å. The Cd(3)-Cl(2) bond length is 2.53 Å. There are three inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one N(1), one N(13), and one N(2) atom. The C(1)-N(1) bond length is 1.36 Å. The C(1)-N(13) bond length is 1.36 Å. The C(1)-N(2) bond length is 1.35 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one N(3), one N(5), and one N(9) atom. The C(2)-N(3) bond length is 1.35 Å. The C(2)-N(5) bond length is 1.35 Å. The C(2)-N(9) bond length is 1.35 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one N(14), one N(17), and one N(6) atom. The C(3)-N(14) bond length is 1.35 Å. The C(3)-N(17) bond length is 1.37 Å. The C(3)-N(6) bond length is 1.35 Å. There are eighteen inequivalent N sites. In the first N site, N(1) is bonded in a 3-coordinate geometry to one Cd(2), one C(1), and one N(8) atom. The N(1)-N(8) bond length is 1.35 Å. In the second N site, N(2) is bonded in a 3-coordinate geometry to one Cd(2), one C(1), and one N(10) atom. The N(2)-N(10) bond length is 1.36 Å. In the third N site, N(3) is bonded in a 3-coordinate geometry to one Cd(1), one C(2), and one N(12) atom. The N(3)-N(12) bond length is 1.35 Å. In the fourth N site, N(4) is bonded in a trigonal planar geometry to one Cd(1), one N(15), and one N(6) atom. The N(4)-N(15) bond length is 1.31 Å. The N(4)-N(6) bond length is 1.35 Å. In the fifth N site, N(5) is bonded in a 3-coordinate geometry to one Cd(1), one C(2), and one N(11) atom. The N(5)-N(11) bond length is 1.35 Å. In the sixth N site, N(6) is bonded in a 3-coordinate geometry to one Cd(2), one C(3), and one N(4) atom. In the seventh N site, N(7) is bonded in a trigonal planar geometry to one Cd(1), one Cd(3), and one N(16) atom. The N(7)-N(16) bond length is 1.21 Å. In the eighth N site, N(8) is bonded in a water-like geometry to one N(1) and one N(10) atom. The N(8)-N(10) bond length is 1.30 Å. In the ninth N site, N(9) is bonded in a distorted trigonal planar geometry to one C(2), one H(1), and one H(2) atom. The N(9)-H(1) bond length is 1.01 Å. The N(9)-H(2) bond length is 1.02 Å. In the tenth N site, N(10) is bonded in a trigonal planar geometry to one Cd(3), one N(2), and one N(8) atom. In the eleventh N site, N(11) is bonded in a trigonal non-coplanar geometry to one Cd(3), one N(12), and one N(5) atom. The N(11)-N(12) bond length is 1.31 Å. In the twelfth N site, N(12) is bonded in a trigonal planar geometry to one Cd(3), one N(11), and one N(3) atom. In the thirteenth N site, N(13) is bonded in a trigonal non-coplanar geometry to one C(1), one H(3), and one H(4) atom. The N(13)-H(3) bond length is 1.02 Å. The N(13)-H(4) bond length is 1.03 Å. In the fourteenth N site, N(14) is bonded in a distorted single-bond geometry to one Cd(3), one C(3), and one N(15) atom. The N(14)-N(15) bond length is 1.34 Å. In the fifteenth N site, N(15) is bonded in a trigonal planar geometry to one Cd(2), one N(14), and one N(4) atom. In the sixteenth N site, N(16) is bonded in a linear geometry to one N(18) and one N(7) atom. The N(16)-N(18) bond length is 1.16 Å. In the seventeenth N site, N(17) is bonded in a distorted trigonal non-coplanar geometry to one C(3), one H(5), and one H(6) atom. The N(17)-H(5) bond length is 1.02 Å. The N(17)-H(6) bond length is 1.02 Å. In the eighteenth N site, N(18) is bonded in a single-bond geometry to one N(16) atom. There are six inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one N(9) atom. In the second H site, H(2) is bonded in a single-bond geometry to one N(9) atom. In the third H site, H(3) is bonded in a single-bond geometry to one N(13) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one N(13) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one N(17) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one N(17) atom. There are two inequivalent Cl sites. In the first Cl site, Cl(1) is bonded in a water-like geometry to one Cd(1) and one Cd(2) atom. In the second Cl site, Cl(2) is bonded in a trigonal non-coplanar geometry to one Cd(1), one Cd(2), and one Cd(3) atom. Linkers: 12 NC1=NN=N[N]1. Metal clusters: 12 [Cd]. The MOF has largest included sphere 2.17 A, density 2.94 g/cm3, surface area 2500.10 m2/g, accessible volume 0.07 cm3/g