CdC17H14O10 crystallizes in the orthorhombic Cmcm space group. Cd(1) is bonded to one O(5), two equivalent O(1), two equivalent O(3), and two equivalent O(4) atoms to form edge-sharing CdO7 pentagonal bipyramids. The Cd(1)-O(5) bond length is 2.32 Å. There is one shorter (2.41 Å) and one longer (2.53 Å) Cd(1)-O(1) bond length. Both Cd(1)-O(3) bond lengths are 2.40 Å. Both Cd(1)-O(4) bond lengths are 2.41 Å. There are nine inequivalent C sites. In the first C site, C(3) is bonded in a distorted single-bond geometry to one C(7), one C(8), and one H(3) atom. The C(3)-C(7) bond length is 1.39 Å. The C(3)-C(8) bond length is 1.40 Å. The C(3)-H(3) bond length is 1.08 Å. In the second C site, C(4) is bonded in a distorted bent 120 degrees geometry to one C(7), one O(3), and one O(4) atom. The C(4)-C(7) bond length is 1.50 Å. The C(4)-O(3) bond length is 1.30 Å. The C(4)-O(4) bond length is 1.26 Å. In the third C site, C(5) is bonded in a distorted bent 120 degrees geometry to one C(8), one O(2), and one O(6) atom. The C(5)-C(8) bond length is 1.49 Å. The C(5)-O(2) bond length is 1.25 Å. The C(5)-O(6) bond length is 1.31 Å. In the fourth C site, C(6) is bonded in a distorted single-bond geometry to one C(2), one C(7), and one H(4) atom. The C(6)-C(2) bond length is 1.40 Å. The C(6)-C(7) bond length is 1.40 Å. The C(6)-H(4) bond length is 1.09 Å. In the fifth C site, C(7) is bonded in a trigonal planar geometry to one C(3), one C(4), and one C(6) atom. In the sixth C site, C(8) is bonded in a trigonal planar geometry to one C(3), one C(5), and one C(9) atom. The C(8)-C(9) bond length is 1.40 Å. In the seventh C site, C(9) is bonded in a distorted single-bond geometry to one C(2), one C(8), and one H(5) atom. The C(9)-C(2) bond length is 1.40 Å. The C(9)-H(5) bond length is 1.09 Å. In the eighth C site, C(1) is bonded in a distorted water-like geometry to two equivalent C(2), one H(1), and one H(2) atom. Both C(1)-C(2) bond lengths are 1.51 Å. The C(1)-H(1) bond length is 1.10 Å. The C(1)-H(2) bond length is 1.10 Å. In the ninth C site, C(2) is bonded in a trigonal planar geometry to one C(1), one C(6), and one C(9) atom. There are eight inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(1) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(1) atom. 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(6) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(9) atom. In the sixth H site, H(6) is bonded in a linear geometry to one O(3) and one O(6) atom. The H(6)-O(3) bond length is 1.44 Å. The H(6)-O(6) bond length is 1.05 Å. In the seventh H site, H(7) is bonded in a single-bond geometry to one O(1) atom. The H(7)-O(1) bond length is 1.00 Å. In the eighth H site, H(8) is bonded in a single-bond geometry to one O(5) atom. The H(8)-O(5) bond length is 0.99 Å. There are six inequivalent O sites. In the first O site, O(1) is bonded in a distorted water-like geometry to two equivalent Cd(1) and two equivalent H(7) atoms. In the second O site, O(2) is bonded in a distorted single-bond geometry to one C(5) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Cd(1), one C(4), and one H(6) atom. In the fourth O site, O(4) is bonded in a distorted L-shaped geometry to one Cd(1) and one C(4) atom. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to one Cd(1) and two equivalent H(8) atoms. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one C(5) and one H(6) atom. Linkers: 4 [O]C(=O)c1cc(Cc2cc(C([O])=O)cc(C(=O)O)c2)cc(C(=O)O)c1. Metal clusters: 2 O.O.O.O.[C]1O[Cd]2(O1)O[C]O2.[C]1O[Cd]2(O1)O[C]O2. The MOF has largest included sphere 4.67 A, density 1.76 g/cm3, surface area 3573.55 m2/g, accessible volume 0.18 cm3/g