(CdH4(C2O)4)2(CH)8C9H8O4 crystallizes in the trigonal R-3 space group. The structure is zero-dimensional and consists of one hundred and forty-four 02329_fluka molecules; eighteen 1,3-dimethoxy-2,2-bis(methoxymethyl)propane molecules; and twelve CdH4(C2O)4 clusters. In three of the CdH4(C2O)4 clusters, there are two inequivalent Cd sites. In the first Cd site, Cd(2) is bonded in a 6-coordinate geometry to three equivalent O(12) and three equivalent O(6) atoms. All Cd(2)-O(12) bond lengths are 2.27 Å. All Cd(2)-O(6) bond lengths are 2.60 Å. In the second Cd site, Cd(4) is bonded in an octahedral geometry to six equivalent O(6) atoms. All Cd(4)-O(6) bond lengths are 2.28 Å. There are four inequivalent C sites. In the first C site, C(12) is bonded in a distorted single-bond geometry to one C(16) and one H(2) atom. The C(12)-C(16) bond length is 1.39 Å. The C(12)-H(2) bond length is 0.93 Å. In the second C site, C(14) is bonded in a distorted bent 120 degrees geometry to one C(16), one O(12), and one O(6) atom. The C(14)-C(16) bond length is 1.42 Å. The C(14)-O(12) bond length is 1.29 Å. The C(14)-O(6) bond length is 1.27 Å. In the third C site, C(16) is bonded in a trigonal planar geometry to one C(12), one C(14), and one C(6) atom. The C(16)-C(6) bond length is 1.39 Å. In the fourth C site, C(6) is bonded in a distorted single-bond geometry to one C(16) and one H(23) atom. The C(6)-H(23) bond length is 0.93 Å. There are two inequivalent H sites. In the first H site, H(2) is bonded in a single-bond geometry to one C(12) atom. In the second H site, H(23) is bonded in a single-bond geometry to one C(6) atom. There are two inequivalent O sites. In the first O site, O(12) is bonded in a distorted water-like geometry to one Cd(2) and one C(14) atom. In the second O site, O(6) is bonded in a 3-coordinate geometry to one Cd(2), one Cd(4), and one C(14) atom. In nine of the CdH4(C2O)4 clusters, there are two inequivalent Cd sites. In the first Cd site, Cd(1) is bonded in a 5-coordinate geometry to one O(2), one O(3), one O(4), one O(5), and one O(7) atom. The Cd(1)-O(2) bond length is 2.25 Å. The Cd(1)-O(3) bond length is 2.33 Å. The Cd(1)-O(4) bond length is 2.32 Å. The Cd(1)-O(5) bond length is 2.39 Å. The Cd(1)-O(7) bond length is 2.51 Å. In the second Cd site, Cd(3) is bonded in an octahedral geometry to two equivalent O(10), two equivalent O(5), and two equivalent O(7) atoms. Both Cd(3)-O(10) bond lengths are 2.12 Å. Both Cd(3)-O(5) bond lengths are 2.29 Å. Both Cd(3)-O(7) bond lengths are 2.29 Å. There are twelve inequivalent C sites. In the first C site, C(27) is bonded in a trigonal planar geometry to one C(13), one C(15), and one C(19) atom. The C(27)-C(13) bond length is 1.48 Å. The C(27)-C(15) bond length is 1.41 Å. The C(27)-C(19) bond length is 1.35 Å. In the second C site, C(31) is bonded in a distorted single-bond geometry to one C(9) and one H(5) atom. The C(31)-C(9) bond length is 1.39 Å. The C(31)-H(5) bond length is 0.93 Å. In the third C site, C(5) is bonded in a distorted single-bond geometry to one C(9) and one H(13) atom. The C(5)-C(9) bond length is 1.35 Å. The C(5)-H(13) bond length is 0.93 Å. In the fourth C site, C(7) is bonded in a 2-coordinate geometry to one C(9), one O(10), and one O(2) atom. The C(7)-C(9) bond length is 1.49 Å. The C(7)-O(10) bond length is 1.40 Å. The C(7)-O(2) bond length is 1.16 Å. In the fifth C site, C(9) is bonded in a trigonal planar geometry to one C(31), one C(5), and one C(7) atom. In the sixth C site, C(10) is bonded in a trigonal planar geometry to one C(11), one C(17), and one C(22) atom. The C(10)-C(11) bond length is 1.40 Å. The C(10)-C(17) bond length is 1.36 Å. The C(10)-C(22) bond length is 1.48 Å. In the seventh C site, C(11) is bonded in a distorted single-bond geometry to one C(10) and one H(20) atom. The C(11)-H(20) bond length is 0.93 Å. In the eighth C site, C(13) is bonded in a distorted bent 120 degrees geometry to one C(27), one O(3), and one O(5) atom. The C(13)-O(3) bond length is 1.22 Å. The C(13)-O(5) bond length is 1.30 Å. In the ninth C site, C(15) is bonded in a distorted single-bond geometry to one C(27) and one H(9) atom. The C(15)-H(9) bond length is 0.93 Å. In the tenth C site, C(17) is bonded in a distorted single-bond geometry to one C(10) and one H(22) atom. The C(17)-H(22) bond length is 0.93 Å. In the eleventh C site, C(19) is bonded in a distorted single-bond geometry to one C(27) and one H(19) atom. The C(19)-H(19) bond length is 0.93 Å. In the twelfth C site, C(22) is bonded in a distorted bent 120 degrees geometry to one C(10), one O(4), and one O(7) atom. The C(22)-O(4) bond length is 1.25 Å. The C(22)-O(7) bond length is 1.26 Å. There are six inequivalent H sites. In the first H site, H(5) is bonded in a single-bond geometry to one C(31) atom. In the second H site, H(9) is bonded in a single-bond geometry to one C(15) atom. In the third H site, H(13) is bonded in a single-bond geometry to one C(5) atom. In the fourth H site, H(19) is bonded in a single-bond geometry to one C(19) atom. In the fifth H site, H(20) is bonded in a single-bond geometry to one C(11) atom. In the sixth H site, H(22) is bonded in a single-bond geometry to one C(17) atom. There are six inequivalent O sites. In the first O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Cd(1) and one C(7) atom. In the second O site, O(3) is bonded in a distorted single-bond geometry to one Cd(1) and one C(13) atom. In the third O site, O(4) is bonded in a distorted water-like geometry to one Cd(1) and one C(22) atom. In the fourth O site, O(5) is bonded in a 3-coordinate geometry to one Cd(1), one Cd(3), and one C(13) atom. In the fifth O site, O(7) is bonded in a distorted single-bond geometry to one Cd(1), one Cd(3), and one C(22) atom. In the sixth O site, O(10) is bonded in a distorted bent 150 degrees geometry to one Cd(3) and one C(7) atom. Linkers: 6 [O]C(=O)c1cccc(OCC(COc2cccc(C([O])=O)c2)(COc2cccc(C([O])=O)c2)COc2cccc(C([O])=O)c2)c1. Metal clusters: 4 [C]1O[Cd]2O[C]O[Cd]34(O1)(O[C]O2)O[C]O[Cd](O[C]O3)O[C]O4. RCSR code: toc. The MOF has largest included sphere 5.51 A, density 1.47 g/cm3, surface area 3925.66 m2/g, accessible volume 0.26 cm3/g