MnH14(C13O2)2 crystallizes in the cubic Pn-3n space group. The structure consists of a MnH14(C13O2)2 framework. Mn(1) is bonded in a distorted see-saw-like geometry to two equivalent O(1) and two equivalent O(2) atoms. Both Mn(1)-O(1) bond lengths are 2.10 Å. Both Mn(1)-O(2) bond lengths are 2.17 Å. There are thirteen inequivalent C sites. In the first C site, C(12) is bonded in a single-bond geometry to two equivalent C(8) and one H(6) atom. There is one shorter (1.37 Å) and one longer (1.41 Å) C(12)-C(8) bond length. The C(12)-H(6) bond length is 0.94 Å. In the second C site, C(13) is bonded in a distorted single-bond geometry to one C(4) and one H(7) atom. The C(13)-C(4) bond length is 1.39 Å. The C(13)-H(7) bond length is 0.94 Å. In the third C site, C(1) is bonded in a trigonal planar geometry to one C(11), one C(2), and one C(8) atom. The C(1)-C(11) bond length is 1.42 Å. The C(1)-C(2) bond length is 1.37 Å. The C(1)-C(8) bond length is 1.47 Å. In the fourth C site, C(2) is bonded in a single-bond geometry to one C(1), one C(4), and one H(5) atom. The C(2)-C(4) bond length is 1.43 Å. The C(2)-H(5) bond length is 0.94 Å. In the fifth C site, C(3) is bonded in a distorted trigonal planar geometry to one C(11), one C(9), and one H(1) atom. The C(3)-C(11) bond length is 1.39 Å. The C(3)-C(9) bond length is 1.43 Å. The C(3)-H(1) bond length is 0.94 Å. In the sixth C site, C(4) is bonded in a trigonal planar geometry to one C(13), one C(2), and one C(9) atom. The C(4)-C(9) bond length is 1.40 Å. In the seventh C site, C(5) is bonded in a trigonal planar geometry to one C(10), one C(6), and one C(7) atom. The C(5)-C(10) bond length is 1.50 Å. The C(5)-C(6) bond length is 1.34 Å. The C(5)-C(7) bond length is 1.39 Å. In the eighth C site, C(6) is bonded in a distorted single-bond geometry to one C(5), one C(9), and one H(4) atom. The C(6)-C(9) bond length is 1.42 Å. The C(6)-H(4) bond length is 0.94 Å. In the ninth C site, C(7) is bonded in a distorted single-bond geometry to one C(5) and one H(2) atom. The C(7)-H(2) bond length is 0.94 Å. In the tenth C site, C(8) is bonded in a trigonal planar geometry to one C(1) and two equivalent C(12) atoms. In the eleventh C site, C(9) is bonded in a trigonal planar geometry to one C(3), one C(4), and one C(6) atom. In the twelfth C site, C(10) is bonded in a bent 120 degrees geometry to one C(5), one O(1), and one O(2) atom. The C(10)-O(1) bond length is 1.25 Å. The C(10)-O(2) bond length is 1.26 Å. In the thirteenth C site, C(11) is bonded in a distorted single-bond geometry to one C(1), one C(3), and one H(3) atom. The C(11)-H(3) bond length is 0.94 Å. There are seven inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(3) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(7) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(11) 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(2) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(12) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(13) atom. There are two inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one Mn(1) and one C(10) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Mn(1) and one C(10) atom. Linkers: 16 [O]C(=O)c1ccc2cc(-c3cc(-c4ccc5cc(C([O])=O)ccc5c4)cc(-c4ccc5cc(C([O])=O)ccc5c4)c3)ccc2c1. Metal clusters: 12 [C]1O[Mn]23O[C]O[Mn](O1)(O[C]O2)O[C]O3. RCSR code: pto. The MOF has largest included sphere 21.88 A, density 0.47 g/cm3, surface area 4749.27 m2/g, accessible volume 1.63 cm3/g