AlC14H9O5 crystallizes in the tetragonal P4_22_12 space group. There are three inequivalent Al sites. In the first Al site, Al(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form corner-sharing AlO6 octahedra. The corner-sharing octahedral tilt angles are 53°. Both Al(1)-O(1) bond lengths are 1.87 Å. Both Al(1)-O(2) bond lengths are 1.95 Å. Both Al(1)-O(3) bond lengths are 1.90 Å. In the second Al site, Al(2) is bonded to one O(1), one O(4), one O(5), one O(6), one O(7), and one O(8) atom to form corner-sharing AlO6 octahedra. The corner-sharing octahedral tilt angles range from 53-55°. The Al(2)-O(1) bond length is 1.87 Å. The Al(2)-O(4) bond length is 1.87 Å. The Al(2)-O(5) bond length is 1.89 Å. The Al(2)-O(6) bond length is 1.94 Å. The Al(2)-O(7) bond length is 1.89 Å. The Al(2)-O(8) bond length is 1.95 Å. In the third Al site, Al(3) is bonded to two equivalent O(10), two equivalent O(4), and two equivalent O(9) atoms to form corner-sharing AlO6 octahedra. The corner-sharing octahedral tilt angles are 55°. Both Al(3)-O(10) bond lengths are 1.89 Å. Both Al(3)-O(4) bond lengths are 1.89 Å. Both Al(3)-O(9) bond lengths are 1.94 Å. There are twenty-eight inequivalent C sites. In the first C site, C(13) is bonded in a distorted trigonal planar geometry to one C(15), one C(9), and one H(11) atom. The C(13)-C(15) bond length is 1.41 Å. The C(13)-C(9) bond length is 1.39 Å. The C(13)-H(11) bond length is 1.09 Å. In the second C site, C(14) is bonded in a trigonal planar geometry to one C(10), one C(11), and one C(16) atom. The C(14)-C(10) bond length is 1.41 Å. The C(14)-C(11) bond length is 1.41 Å. The C(14)-C(16) bond length is 1.48 Å. In the third C site, C(15) is bonded in a trigonal planar geometry to one C(12), one C(13), and one C(17) atom. The C(15)-C(12) bond length is 1.41 Å. The C(15)-C(17) bond length is 1.48 Å. In the fourth C site, C(16) is bonded in a trigonal planar geometry to one C(14), one C(18), and one C(19) atom. The C(16)-C(18) bond length is 1.40 Å. The C(16)-C(19) bond length is 1.40 Å. In the fifth C site, C(1) is bonded in a trigonal planar geometry to one H(2), one O(2), and one O(6) atom. The C(1)-H(2) bond length is 1.11 Å. The C(1)-O(2) bond length is 1.26 Å. The C(1)-O(6) bond length is 1.27 Å. In the sixth C site, C(17) is bonded in a trigonal planar geometry to one C(15), one C(19), and one C(20) atom. The C(17)-C(19) bond length is 1.40 Å. The C(17)-C(20) bond length is 1.40 Å. In the seventh C site, C(2) is bonded in a bent 120 degrees geometry to one C(4), one O(10), and one O(8) atom. The C(2)-C(4) bond length is 1.49 Å. The C(2)-O(10) bond length is 1.28 Å. The C(2)-O(8) bond length is 1.27 Å. In the eighth C site, C(18) is bonded in a distorted single-bond geometry to one C(16), one C(21), and one H(12) atom. The C(18)-C(21) bond length is 1.40 Å. The C(18)-H(12) bond length is 1.09 Å. In the ninth C site, C(3) is bonded in a distorted bent 120 degrees geometry to one C(5), one O(5), and one O(9) atom. The C(3)-C(5) bond length is 1.49 Å. The C(3)-O(5) bond length is 1.28 Å. The C(3)-O(9) bond length is 1.28 Å. In the tenth C site, C(19) is bonded in a single-bond geometry to one C(16), one C(17), and one H(13) atom. The C(19)-H(13) bond length is 1.09 Å. In the eleventh C site, C(4) is bonded in a trigonal planar geometry to one C(2), one C(6), and one C(7) atom. The C(4)-C(6) bond length is 1.40 Å. The C(4)-C(7) bond length is 1.40 Å. In the twelfth C site, C(20) is bonded in a single-bond geometry to one C(17), one C(21), and one H(14) atom. The C(20)-C(21) bond length is 1.40 Å. The C(20)-H(14) bond length is 1.09 Å. In the thirteenth C site, C(5) is bonded in a trigonal planar geometry to one C(3), one C(8), and one C(9) atom. The C(5)-C(8) bond length is 1.40 Å. The C(5)-C(9) bond length is 1.40 Å. In the fourteenth C site, C(21) is bonded in a trigonal planar geometry to one C(18), one C(20), and one C(22) atom. The C(21)-C(22) bond length is 1.48 Å. In the fifteenth C site, C(6) is bonded in a distorted single-bond geometry to one C(4) and one H(4) atom. The C(6)-H(4) bond length is 1.09 Å. In the sixteenth C site, C(22) is bonded in a trigonal planar geometry to one C(21), one C(23), and one C(24) atom. The C(22)-C(23) bond length is 1.41 Å. The C(22)-C(24) bond length is 1.41 Å. In the seventeenth C site, C(7) is bonded in a distorted single-bond geometry to one C(4) and one H(5) atom. The C(7)-H(5) bond length is 1.09 Å. In the eighteenth C site, C(23) is bonded in a distorted trigonal planar geometry to one C(22), one C(25), and one H(15) atom. The C(23)-C(25) bond length is 1.39 Å. The C(23)-H(15) bond length is 1.09 Å. In the nineteenth C site, C(8) is bonded in a distorted single-bond geometry to one C(12), one C(5), and one H(6) atom. The C(8)-C(12) bond length is 1.39 Å. The C(8)-H(6) bond length is 1.09 Å. In the twentieth C site, C(24) is bonded in a distorted single-bond geometry to one C(22), one C(26), and one H(16) atom. The C(24)-C(26) bond length is 1.39 Å. The C(24)-H(16) bond length is 1.09 Å. In the twenty-first C site, C(9) is bonded in a distorted single-bond geometry to one C(13), one C(5), and one H(7) atom. The C(9)-H(7) bond length is 1.09 Å. In the twenty-second C site, C(12) is bonded in a distorted trigonal planar geometry to one C(15), one C(8), and one H(10) atom. The C(12)-H(10) bond length is 1.09 Å. In the twenty-third C site, C(25) is bonded in a distorted trigonal planar geometry to one C(23), one C(27), and one H(17) atom. The C(25)-C(27) bond length is 1.40 Å. The C(25)-H(17) bond length is 1.09 Å. In the twenty-fourth C site, C(28) is bonded in a distorted bent 120 degrees geometry to one C(27), one O(3), and one O(7) atom. The C(28)-C(27) bond length is 1.48 Å. The C(28)-O(3) bond length is 1.27 Å. The C(28)-O(7) bond length is 1.28 Å. In the twenty-fifth C site, C(10) is bonded in a distorted single-bond geometry to one C(14) and one H(8,9) atom. The C(10)-H(8,9) bond length is 1.09 Å. In the twenty-sixth C site, C(26) is bonded in a distorted trigonal planar geometry to one C(24), one C(27), and one H(18) atom. The C(26)-C(27) bond length is 1.40 Å. The C(26)-H(18) bond length is 1.09 Å. In the twenty-seventh C site, C(11) is bonded in a distorted single-bond geometry to one C(14) and one H(8,9) atom. The C(11)-H(8,9) bond length is 1.09 Å. In the twenty-eighth C site, C(27) is bonded in a trigonal planar geometry to one C(25), one C(26), and one C(28) atom. There are seventeen inequivalent H sites. In the first H site, H(15) is bonded in a single-bond geometry to one C(23) atom. In the second H site, H(16) is bonded in a single-bond geometry to one C(24) atom. In the third H site, H(1) is bonded in a single-bond geometry to one O(1) atom. The H(1)-O(1) bond length is 0.97 Å. In the fourth H site, H(17) is bonded in a single-bond geometry to one C(25) atom. In the fifth H site, H(2) is bonded in a single-bond geometry to one C(1) atom. In the sixth H site, H(18) is bonded in a single-bond geometry to one C(26) atom. In the seventh H site, H(3) is bonded in a single-bond geometry to one O(4) atom. The H(3)-O(4) bond length is 0.97 Å. In the eighth H site, H(4) is bonded in a single-bond geometry to one C(6) atom. In the ninth H site, H(5) is bonded in a single-bond geometry to one C(7) atom. In the tenth H site, H(6) is bonded in a single-bond geometry to one C(8) atom. In the eleventh H site, H(7) is bonded in a single-bond geometry to one C(9) atom. In the twelfth H site, H(8,9) is bonded in a single-bond geometry to one C(10) atom. In the thirteenth H site, H(10) is bonded in a single-bond geometry to one C(12) atom. In the fourteenth H site, H(11) is bonded in a single-bond geometry to one C(13) atom. In the fifteenth H site, H(12) is bonded in a single-bond geometry to one C(18) atom. In the sixteenth H site, H(13) is bonded in a single-bond geometry to one C(19) atom. In the seventeenth H site, H(14) is bonded in a single-bond geometry to one C(20) atom. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Al(1), one Al(2), and one H(1) atom. In the second O site, O(2) is bonded in a distorted bent 150 degrees geometry to one Al(1) and one C(1) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Al(1) and one C(28) atom. In the fourth O site, O(4) is bonded in a distorted trigonal non-coplanar geometry to one Al(2), one Al(3), and one H(3) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Al(2) and one C(3) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one Al(2) and one C(1) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one Al(2) and one C(28) atom. In the eighth O site, O(8) is bonded in a distorted bent 120 degrees geometry to one Al(2) and one C(2) atom. In the ninth O site, O(9) is bonded in a distorted bent 120 degrees geometry to one Al(3) and one C(3) atom. In the tenth O site, O(10) is bonded in a bent 120 degrees geometry to one Al(3) and one C(2) atom. Linkers: 8 [O]C(=O)c1ccc(-c2cc(-c3ccc(C([O])=O)cc3)cc(-c3ccc(C([O])=O)cc3)c2)cc1. Metal clusters: 2 O[Al]123(O)O[C]O[Al]4(O[C]O1)O[C]O[Al]1(O)(O)(O[C]O4)O[C]O[Al]4(O[C]O[Al]5(O)(O)(O[C]O[Al]6(O[C]O[Al]7(O)(O)(O[C]O6)O[C]O[Al](O[C]O2)(O[CH]O3)O[CH]O7)O[C]O5)O[CH]O4)O[CH]O1. RCSR code: fon. The MOF has largest included sphere 9.82 A, density 0.58 g/cm3, surface area 4648.38 m2/g, accessible volume 1.20 cm3/g