Cd2C19H6(O4F3)2 crystallizes in the trigonal R-3 space group. There are two inequivalent Cd sites. In the first Cd site, Cd(1) is bonded in a distorted octahedral geometry to one O(1), one O(2), one O(3), one O(4), one O(6), and one O(8) atom. The Cd(1)-O(1) bond length is 2.30 Å. The Cd(1)-O(2) bond length is 2.21 Å. The Cd(1)-O(3) bond length is 2.38 Å. The Cd(1)-O(4) bond length is 2.33 Å. The Cd(1)-O(6) bond length is 2.26 Å. The Cd(1)-O(8) bond length is 2.29 Å. In the second Cd site, Cd(2) is bonded in a 5-coordinate geometry to one O(1), one O(4), one O(5), one O(7), and one O(8) atom. The Cd(2)-O(1) bond length is 2.50 Å. The Cd(2)-O(4) bond length is 2.30 Å. The Cd(2)-O(5) bond length is 2.18 Å. The Cd(2)-O(7) bond length is 2.47 Å. The Cd(2)-O(8) bond length is 2.36 Å. There are nineteen inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(2), one O(1), and one O(2) atom. The C(1)-C(2) bond length is 1.51 Å. The C(1)-O(1) bond length is 1.27 Å. The C(1)-O(2) bond length is 1.25 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one C(1), one C(3), and one C(7) atom. The C(2)-C(3) bond length is 1.39 Å. The C(2)-C(7) bond length is 1.38 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one C(2), one C(4), and one C(8) atom. The C(3)-C(4) bond length is 1.39 Å. The C(3)-C(8) bond length is 1.49 Å. In the fourth C site, C(4) is bonded in a distorted single-bond geometry to one C(3), one C(5), and one H(1) atom. The C(4)-C(5) bond length is 1.40 Å. The C(4)-H(1) bond length is 0.93 Å. In the fifth C site, C(5) is bonded in a trigonal planar geometry to one C(4), one C(6), and one C(9) atom. The C(5)-C(6) bond length is 1.38 Å. The C(5)-C(9) bond length is 1.54 Å. In the sixth C site, C(6) is bonded in a single-bond geometry to one C(5) and one H(2) atom. The C(6)-H(2) bond length is 0.93 Å. In the seventh C site, C(7) is bonded in a distorted single-bond geometry to one C(2) and one H(3) atom. The C(7)-H(3) bond length is 0.93 Å. In the eighth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one C(3), one O(3), and one O(4) atom. The C(8)-O(3) bond length is 1.26 Å. The C(8)-O(4) bond length is 1.27 Å. In the ninth C site, C(9) is bonded in a tetrahedral geometry to one C(10), one C(18), one C(19), and one C(5) atom. The C(9)-C(10) bond length is 1.54 Å. The C(9)-C(18) bond length is 1.56 Å. The C(9)-C(19) bond length is 1.54 Å. In the tenth C site, C(10) is bonded in a trigonal planar geometry to one C(11), one C(15), and one C(9) atom. The C(10)-C(11) bond length is 1.39 Å. The C(10)-C(15) bond length is 1.38 Å. In the eleventh C site, C(11) is bonded in a distorted single-bond geometry to one C(10), one C(12), and one H(4) atom. The C(11)-C(12) bond length is 1.39 Å. The C(11)-H(4) bond length is 0.93 Å. In the twelfth C site, C(12) is bonded in a trigonal planar geometry to one C(11), one C(13), and one C(16) atom. The C(12)-C(13) bond length is 1.39 Å. The C(12)-C(16) bond length is 1.51 Å. In the thirteenth C site, C(13) is bonded in a trigonal planar geometry to one C(12), one C(14), and one C(17) atom. The C(13)-C(14) bond length is 1.39 Å. The C(13)-C(17) bond length is 1.51 Å. In the fourteenth C site, C(14) is bonded in a distorted single-bond geometry to one C(13) and one H(5) atom. The C(14)-H(5) bond length is 0.93 Å. In the fifteenth C site, C(15) is bonded in a distorted single-bond geometry to one C(10) and one H(6) atom. The C(15)-H(6) bond length is 0.93 Å. In the sixteenth C site, C(16) is bonded in a distorted bent 120 degrees geometry to one C(12), one O(5), and one O(6) atom. The C(16)-O(5) bond length is 1.26 Å. The C(16)-O(6) bond length is 1.25 Å. In the seventeenth C site, C(17) is bonded in a distorted bent 120 degrees geometry to one C(13), one O(7), and one O(8) atom. The C(17)-O(7) bond length is 1.23 Å. The C(17)-O(8) bond length is 1.29 Å. In the eighteenth C site, C(18) is bonded in a trigonal non-coplanar geometry to one C(9), one F(1), one F(2), and one F(3) atom. The C(18)-F(1) bond length is 1.32 Å. The C(18)-F(2) bond length is 1.34 Å. The C(18)-F(3) bond length is 1.34 Å. In the nineteenth C site, C(19) is bonded in a trigonal non-coplanar geometry to one C(9), one F(4), one F(5), and one F(6) atom. The C(19)-F(4) bond length is 1.33 Å. The C(19)-F(5) bond length is 1.33 Å. The C(19)-F(6) bond length is 1.34 Å. There are six inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(4) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(6) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(7) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(11) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(14) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(15) atom. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one Cd(1), one Cd(2), and one C(1) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Cd(1) and one C(1) atom. In the third O site, O(3) is bonded in a distorted bent 120 degrees geometry to one Cd(1) and one C(8) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Cd(1), one Cd(2), and one C(8) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Cd(2) and one C(16) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one Cd(1) and one C(16) atom. In the seventh O site, O(7) is bonded in a single-bond geometry to one Cd(2) and one C(17) atom. In the eighth O site, O(8) is bonded in a distorted trigonal non-coplanar geometry to one Cd(1), one Cd(2), and one C(17) atom. There are six inequivalent F sites. In the first F site, F(1) is bonded in a single-bond geometry to one C(18) atom. In the second F site, F(2) is bonded in a single-bond geometry to one C(18) atom. In the third F site, F(3) is bonded in a single-bond geometry to one C(18) atom. In the fourth F site, F(4) is bonded in a single-bond geometry to one C(19) atom. In the fifth F site, F(5) is bonded in a single-bond geometry to one C(19) atom. In the sixth F site, F(6) is bonded in a single-bond geometry to one C(19) atom. Linkers: 6 [O]C(=O)c1ccc(C(c2ccc(C([O])=O)c(C([O])=O)c2)(C(F)(F)F)C(F)(F)F)cc1C([O])=O ,2 [O]C(=O)c1cc(C(c2ccc(C([O])=O)c(C([O])=O)c2)(C(F)(F)F)C(F)(F)F)ccc1[C]=O ,2 [O][C]c1[c][c]c(C(c2ccc(C([O])=O)c(C([O])=O)c2)(C(F)(F)F)C(F)(F)F)cc1C([O])=O. Metal clusters: 12 [Cd]. The MOF has largest included sphere 5.12 A, density 1.97 g/cm3, surface area 2755.07 m2/g, accessible volume 0.23 cm3/g