MnC4H10(O2Cl)2 crystallizes in the monoclinic C2/c space group. Mn(1) is bonded in an octahedral geometry to two equivalent O(1), two equivalent O(2), and two equivalent Cl(1) atoms. Both Mn(1)-O(1) bond lengths are 2.19 Å. Both Mn(1)-O(2) bond lengths are 2.26 Å. Both Mn(1)-Cl(1) bond lengths are 2.44 Å. There are two inequivalent C sites. In the first C site, C(1) is bonded in a distorted water-like geometry to one H(1) and one O(1) atom. The C(1)-H(1) bond length is 1.10 Å. The C(1)-O(1) bond length is 1.45 Å. In the second C site, C(2) is bonded in a distorted trigonal non-coplanar geometry to one H(2), one H(3), and one O(2) atom. The C(2)-H(2) bond length is 1.10 Å. The C(2)-H(3) bond length is 1.10 Å. The C(2)-O(2) bond length is 1.44 Å. There are five inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(1) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(2) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(2) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one O(1) and one Cl(1) atom. The H(4)-O(1) bond length is 1.00 Å. The H(4)-Cl(1) bond length is 2.05 Å. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(2) and one Cl(1) atom. The H(5)-O(2) bond length is 0.99 Å. The H(5)-Cl(1) bond length is 2.09 Å. There are two inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Mn(1), one C(1), and one H(4) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Mn(1), one C(2), and one H(5) atom. Cl(1) is bonded in a 3-coordinate geometry to one Mn(1), one H(4), and one H(5) atom. Linkers: 2 OC[C@@H](O)[C@@H](O)CO. Metal clusters: 2 [Mn]. The MOF has largest included sphere 1.60 A, density 2.01 g/cm3, surface area 3794.91 m2/g, accessible volume 0.08 cm3/g