MnH4(C2O)4(C3H2)2 is Indium-derived structured and crystallizes in the monoclinic P2_1/c space group. The structure is zero-dimensional and consists of six 2,3-dimethyl-1,3-butadiene molecules and two MnH4(C2O)4 clusters. In each MnH4(C2O)4 cluster, there are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded in a rectangular see-saw-like geometry to one O(2), one O(3), one O(5), and one O(6) atom. The Mn(1)-O(2) bond length is 2.11 Å. The Mn(1)-O(3) bond length is 2.13 Å. The Mn(1)-O(5) bond length is 2.28 Å. The Mn(1)-O(6) bond length is 2.23 Å. In the second Mn site, Mn(2) is bonded in an octahedral geometry to two equivalent O(1), two equivalent O(4), and two equivalent O(5) atoms. Both Mn(2)-O(1) bond lengths are 2.19 Å. Both Mn(2)-O(4) bond lengths are 2.20 Å. Both Mn(2)-O(5) bond lengths are 2.18 Å. There are twelve 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 1.26 Å. The C(1)-O(2) bond length is 1.26 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 1.40 Å. In the third C site, C(3) is bonded in a distorted single-bond geometry to one C(2) and one H(1,4) atom. The C(3)-H(1,4) bond length is 0.93 Å. In the fourth C site, C(7) is bonded in a distorted single-bond geometry to one C(2) and one H(1,4) atom. The C(7)-H(1,4) bond length is 0.93 Å. In the fifth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one C(9), one O(3), and one O(4) atom. The C(8)-C(9) bond length is 1.51 Å. The C(8)-O(3) bond length is 1.26 Å. The C(8)-O(4) bond length is 1.26 Å. In the sixth C site, C(9) is bonded in a trigonal planar geometry to one C(10), one C(14), and one C(8) atom. The C(9)-C(10) bond length is 1.40 Å. The C(9)-C(14) bond length is 1.40 Å. In the seventh C site, C(10) is bonded in a distorted single-bond geometry to one C(9) and one H(5,8) atom. The C(10)-H(5,8) bond length is 0.93 Å. In the eighth C site, C(14) is bonded in a distorted single-bond geometry to one C(9) and one H(5,8) atom. The C(14)-H(5,8) bond length is 0.93 Å. In the ninth C site, C(15) is bonded in a distorted bent 120 degrees geometry to one C(16), one O(5), and one O(6) atom. The C(15)-C(16) bond length is 1.49 Å. The C(15)-O(5) bond length is 1.28 Å. The C(15)-O(6) bond length is 1.25 Å. In the tenth C site, C(16) is bonded in a trigonal planar geometry to one C(15), one C(17), and one C(21) atom. The C(16)-C(17) bond length is 1.39 Å. The C(16)-C(21) bond length is 1.39 Å. In the eleventh C site, C(17) is bonded in a distorted single-bond geometry to one C(16) and one H(9,12) atom. The C(17)-H(9,12) bond length is 0.93 Å. In the twelfth C site, C(21) is bonded in a distorted single-bond geometry to one C(16) and one H(9,12) atom. The C(21)-H(9,12) bond length is 0.93 Å. There are three inequivalent H sites. In the first H site, H(1,4) is bonded in a single-bond geometry to one C(3) atom. In the second H site, H(9,12) is bonded in a single-bond geometry to one C(17) atom. In the third H site, H(5,8) is bonded in a single-bond geometry to one C(10) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one Mn(2) and one C(1) atom. In the second O site, O(2) is bonded in a 2-coordinate geometry to one Mn(1) and one C(1) atom. In the third O site, O(3) is bonded in a distorted bent 120 degrees geometry to one Mn(1) and one C(8) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Mn(2) and one C(8) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one Mn(1), one Mn(2), and one C(15) atom. In the sixth O site, O(6) is bonded in an L-shaped geometry to one Mn(1) and one C(15) atom. Linkers: 7 [O]C(=O)c1ccc(-c2ccc(C([O])=O)cc2)cc1. Metal clusters: 2 [C]1O[Mn]2O[C]O[Mn]34(O1)(O[C]O2)O[C]O[Mn](O[C]O3)O[C]O4. RCSR code: pcu. The MOF has largest included sphere 4.81 A, density 1.05 g/cm3, surface area 4457.67 m2/g, accessible volume 0.54 cm3/g