CdC10H7(NO2)2(CH)4 crystallizes in the monoclinic C2/c space group. The structure consists of eight isobutylene molecules inside a CdC10H7(NO2)2 framework. In the CdC10H7(NO2)2 framework, Cd(1) is bonded in a distorted octahedral geometry to one N(1), one N(2), one O(1), one O(2), one O(3), and one O(4) atom. The Cd(1)-N(1) bond length is 2.28 Å. The Cd(1)-N(2) bond length is 2.38 Å. The Cd(1)-O(1) bond length is 2.55 Å. The Cd(1)-O(2) bond length is 2.32 Å. The Cd(1)-O(3) bond length is 2.31 Å. The Cd(1)-O(4) bond length is 2.20 Å. There are ten inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(5), one O(1), and one O(2) atom. The C(1)-C(5) bond length is 1.50 Å. The C(1)-O(1) bond length is 1.26 Å. The C(1)-O(2) bond length is 1.26 Å. In the second C site, C(2) is bonded in a distorted bent 120 degrees geometry to one N(1) and one H(3) atom. The C(2)-N(1) bond length is 1.34 Å. The C(2)-H(3) bond length is 0.93 Å. In the third C site, C(3) is bonded in a distorted bent 120 degrees geometry to one N(1) and one H(4) atom. The C(3)-N(1) bond length is 1.33 Å. The C(3)-H(4) bond length is 0.93 Å. In the fourth C site, C(4) is bonded in a distorted trigonal planar geometry to one C(5), one C(8), and one N(2) atom. The C(4)-C(5) bond length is 1.41 Å. The C(4)-C(8) bond length is 1.39 Å. The C(4)-N(2) bond length is 1.43 Å. In the fifth C site, C(5) is bonded in a trigonal planar geometry to one C(1), one C(4), and one C(9) atom. The C(5)-C(9) bond length is 1.40 Å. In the sixth C site, C(8) is bonded in a distorted single-bond geometry to one C(11), one C(4), and one H(7) atom. The C(8)-C(11) bond length is 1.40 Å. The C(8)-H(7) bond length is 0.93 Å. In the seventh C site, C(9) is bonded in a single-bond geometry to one C(5) and one H(8) atom. The C(9)-H(8) bond length is 0.93 Å. In the eighth C site, C(11) is bonded in a trigonal planar geometry to one C(12), one C(14), and one C(8) atom. The C(11)-C(12) bond length is 1.40 Å. The C(11)-C(14) bond length is 1.52 Å. In the ninth C site, C(12) is bonded in a distorted single-bond geometry to one C(11) and one H(9) atom. The C(12)-H(9) bond length is 0.93 Å. In the tenth C site, C(14) is bonded in a distorted bent 120 degrees geometry to one C(11), one O(3), and one O(4) atom. The C(14)-O(3) bond length is 1.25 Å. The C(14)-O(4) bond length is 1.26 Å. There are two inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Cd(1), one C(2), and one C(3) atom. In the second N site, N(2) is bonded in a distorted water-like geometry to one Cd(1), one C(4), one H(1), and one H(2) atom. The N(2)-H(1) bond length is 0.90 Å. The N(2)-H(2) bond length is 0.90 Å. There are seven inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one N(2) atom. In the second H site, H(2) is bonded in a single-bond geometry to one N(2) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(2) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(3) atom. In the fifth H site, H(7) is bonded in a single-bond geometry to one C(8) atom. In the sixth H site, H(8) is bonded in a single-bond geometry to one C(9) atom. In the seventh H site, H(9) is bonded in a single-bond geometry to one C(12) atom. There are four inequivalent O sites. In the first O site, O(1) is bonded in a single-bond geometry to one Cd(1) and one C(1) atom. In the second O site, O(2) is bonded in a distorted water-like geometry to one Cd(1) and one C(1) atom. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one Cd(1) and one C(14) atom. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to one Cd(1) and one C(14) atom. Linkers: 8 Nc1cc(C([O])=O)ccc1C([O])=O ,4 c1cc(CCc2ccncc2)ccn1. Metal clusters: 4 N[Cd]12(O[C]O1)O[C]O[Cd]1(N)(O[C]O1)O[C]O2. RCSR code: ant. The MOF has largest included sphere 4.38 A, density 1.73 g/cm3, surface area 3554.72 m2/g, accessible volume 0.19 cm3/g