Cd3H24(C3N2)4 crystallizes in the cubic Fd-3m space group. There are two inequivalent Cd sites. In the first Cd site, Cd(1) is bonded in a linear geometry to one N(2) and one N(3) atom. The Cd(1)-N(2) bond length is 2.45 Å. The Cd(1)-N(3) bond length is 2.39 Å. In the second Cd site, Cd(2) is bonded in a linear geometry to two equivalent N(1) atoms. Both Cd(2)-N(1) bond lengths are 2.44 Å. There are six inequivalent C sites. In the first C site, C(3) is bonded to one N(2), one N(5), and two equivalent H(1) atoms to form corner-sharing CH2N2 tetrahedra. The C(3)-N(2) bond length is 1.48 Å. The C(3)-N(5) bond length is 1.43 Å. Both C(3)-H(1) bond lengths are 0.97 Å. In the second C site, C(4) is bonded to one N(3), one N(4), and two equivalent H(2) atoms to form corner-sharing CH2N2 tetrahedra. The C(4)-N(3) bond length is 1.62 Å. The C(4)-N(4) bond length is 1.51 Å. Both C(4)-H(2) bond lengths are 0.97 Å. In the third C site, C(5) is bonded to two equivalent N(1) and two equivalent H(7,8) atoms to form corner-sharing CH2N2 tetrahedra. Both C(5)-N(1) bond lengths are 1.48 Å. Both C(5)-H(7,8) bond lengths are 0.97 Å. In the fourth C site, C(1) is bonded to one N(1), one N(3), one H(3), and one H(4) atom to form corner-sharing CH2N2 tetrahedra. The C(1)-N(1) bond length is 1.52 Å. The C(1)-N(3) bond length is 1.50 Å. The C(1)-H(3) bond length is 0.97 Å. The C(1)-H(4) bond length is 0.97 Å. In the fifth C site, C(2) is bonded to one N(1), one N(4), one H(5), and one H(6) atom to form corner-sharing CH2N2 tetrahedra. The C(2)-N(1) bond length is 1.54 Å. The C(2)-N(4) bond length is 1.41 Å. The C(2)-H(5) bond length is 0.97 Å. The C(2)-H(6) bond length is 0.97 Å. In the sixth C site, C(6) is bonded to two equivalent N(2), one H(10), and one H(9) atom to form corner-sharing CH2N2 tetrahedra. Both C(6)-N(2) bond lengths are 1.54 Å. The C(6)-H(10) bond length is 0.97 Å. The C(6)-H(9) bond length is 0.97 Å. There are five inequivalent N sites. In the first N site, N(5) is bonded in a trigonal non-coplanar geometry to three equivalent C(3) atoms. In the second N site, N(1) is bonded to one Cd(2), one C(1), one C(2), and one C(5) atom to form distorted corner-sharing NCdC3 tetrahedra. In the third N site, N(2) is bonded to one Cd(1), one C(3), and two equivalent C(6) atoms to form distorted corner-sharing NCdC3 tetrahedra. In the fourth N site, N(3) is bonded to one Cd(1), one C(4), and two equivalent C(1) atoms to form corner-sharing NCdC3 tetrahedra. In the fifth N site, N(4) is bonded in a trigonal non-coplanar geometry to one C(4) and two equivalent C(2) atoms. There are nine inequivalent H sites. In the first H site, H(9) is bonded in a single-bond geometry to one C(6) atom. In the second H site, H(10) is bonded in a single-bond geometry to one C(6) atom. In the third H site, H(1) is bonded in a single-bond geometry to one C(3) atom. In the fourth H site, H(2) is bonded in a single-bond geometry to one C(4) atom. In the fifth H site, H(3) is bonded in a single-bond geometry to one C(1) atom. In the sixth H site, H(4) is bonded in a single-bond geometry to one C(1) atom. In the seventh H site, H(5) is bonded in a single-bond geometry to one C(2) atom. In the eighth H site, H(6) is bonded in a single-bond geometry to one C(2) atom. In the ninth H site, H(7,8) is bonded in a single-bond geometry to one C(5) atom. Linkers: 32 C1N2CN3CN1CN(C2)C3. Metal clusters: 48 [Cd]. The MOF has largest included sphere 20.26 A, density 0.56 g/cm3, surface area 3319.65 m2/g, accessible volume 1.54 cm3/g