Mn3P2H3(C3O10)2 crystallizes in the triclinic P-1 space group. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(11), one O(13), one O(15), one O(2), and one O(9) atom to form distorted MnO6 octahedra that share corners with two equivalent P(1)O4 tetrahedra. The Mn(1)-O(1) bond length is 2.06 Å. The Mn(1)-O(11) bond length is 2.25 Å. The Mn(1)-O(13) bond length is 2.24 Å. The Mn(1)-O(15) bond length is 2.27 Å. The Mn(1)-O(2) bond length is 2.07 Å. The Mn(1)-O(9) bond length is 2.23 Å. In the second Mn site, Mn(2) is bonded to one O(10), one O(12), one O(14), one O(16), one O(20), and one O(6) atom to form MnO6 octahedra that share  a cornercorner with one P(2)O4 tetrahedra and  an edgeedge with one Mn(3)O6 octahedra. The Mn(2)-O(10) bond length is 2.24 Å. The Mn(2)-O(12) bond length is 2.16 Å. The Mn(2)-O(14) bond length is 2.23 Å. The Mn(2)-O(16) bond length is 2.22 Å. The Mn(2)-O(20) bond length is 2.22 Å. The Mn(2)-O(6) bond length is 2.04 Å. In the third Mn site, Mn(3) is bonded to one O(16), one O(17), one O(18), one O(19), one O(20), and one O(5) atom to form MnO6 octahedra that share  a cornercorner with one P(2)O4 tetrahedra and  an edgeedge with one Mn(2)O6 octahedra. The Mn(3)-O(16) bond length is 2.16 Å. The Mn(3)-O(17) bond length is 2.26 Å. The Mn(3)-O(18) bond length is 2.18 Å. The Mn(3)-O(19) bond length is 2.23 Å. The Mn(3)-O(20) bond length is 2.23 Å. The Mn(3)-O(5) bond length is 2.03 Å. There are six inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one O(10) and one O(9) atom. The C(1)-O(10) bond length is 1.26 Å. The C(1)-O(9) bond length is 1.24 Å. In the second C site, C(2) is bonded in a distorted bent 120 degrees geometry to one O(11) and one O(12) atom. The C(2)-O(11) bond length is 1.25 Å. The C(2)-O(12) bond length is 1.25 Å. In the third C site, C(3) is bonded in a distorted bent 120 degrees geometry to one O(13) and one O(14) atom. The C(3)-O(13) bond length is 1.24 Å. The C(3)-O(14) bond length is 1.25 Å. In the fourth C site, C(4) is bonded in a distorted bent 120 degrees geometry to one O(15) and one O(16) atom. The C(4)-O(15) bond length is 1.23 Å. The C(4)-O(16) bond length is 1.27 Å. In the fifth C site, C(5) is bonded in a distorted bent 120 degrees geometry to one O(17) and one O(18) atom. The C(5)-O(17) bond length is 1.25 Å. The C(5)-O(18) bond length is 1.24 Å. In the sixth C site, C(6) is bonded in a distorted bent 120 degrees geometry to one O(19) and one O(20) atom. The C(6)-O(19) bond length is 1.23 Å. The C(6)-O(20) bond length is 1.26 Å. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form PO4 tetrahedra that share corners with two equivalent Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 14-41°. The P(1)-O(1) bond length is 1.46 Å. The P(1)-O(2) bond length is 1.49 Å. The P(1)-O(3) bond length is 1.58 Å. The P(1)-O(4) bond length is 1.54 Å. In the second P site, P(2) is bonded to one O(5), one O(6), one O(7), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Mn(2)O6 octahedra and  a cornercorner with one Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 35-40°. The P(2)-O(5) bond length is 1.50 Å. The P(2)-O(6) bond length is 1.50 Å. The P(2)-O(7) bond length is 1.51 Å. The P(2)-O(8) bond length is 1.60 Å. There are three inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(3) atom. The H(1)-O(3) bond length is 0.82 Å. In the second H site, H(2) is bonded in a single-bond geometry to one O(4) atom. The H(2)-O(4) bond length is 0.82 Å. In the third H site, H(3) is bonded in a single-bond geometry to one O(8) atom. The H(3)-O(8) bond length is 0.82 Å. There are twenty inequivalent O sites. In the first O site, O(1) is bonded in a linear geometry to one Mn(1) and one P(1) atom. In the second O site, O(2) is bonded in a distorted bent 150 degrees geometry to one Mn(1) and one P(1) atom. In the third O site, O(3) is bonded in a water-like geometry to one P(1) and one H(1) atom. In the fourth O site, O(4) is bonded in a water-like geometry to one P(1) and one H(2) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one Mn(3) and one P(2) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one Mn(2) and one P(2) atom. In the seventh O site, O(7) is bonded in a distorted single-bond geometry to one P(2) atom. In the eighth O site, O(8) is bonded in a water-like geometry to one P(2) and one H(3) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one Mn(1) and one C(1) atom. In the tenth O site, O(10) is bonded in a bent 120 degrees geometry to one Mn(2) and one C(1) atom. In the eleventh O site, O(11) is bonded in a bent 120 degrees geometry to one Mn(1) and one C(2) atom. In the twelfth O site, O(12) is bonded in a bent 120 degrees geometry to one Mn(2) and one C(2) atom. In the thirteenth O site, O(13) is bonded in a bent 120 degrees geometry to one Mn(1) and one C(3) atom. In the fourteenth O site, O(14) is bonded in a bent 120 degrees geometry to one Mn(2) and one C(3) atom. In the fifteenth O site, O(15) is bonded in a bent 120 degrees geometry to one Mn(1) and one C(4) atom. In the sixteenth O site, O(16) is bonded in a distorted trigonal planar geometry to one Mn(2), one Mn(3), and one C(4) atom. In the seventeenth O site, O(17) is bonded in a bent 120 degrees geometry to one Mn(3) and one C(5) atom. In the eighteenth O site, O(18) is bonded in a bent 120 degrees geometry to one Mn(3) and one C(5) atom. In the nineteenth O site, O(19) is bonded in a bent 120 degrees geometry to one Mn(3) and one C(6) atom. In the twentieth O site, O(20) is bonded in a distorted trigonal planar geometry to one Mn(2), one Mn(3), and one C(6) atom. Linkers: 6 [O]C(=O)C([O])=O. Metal clusters: 6 [Mn]. The MOF has largest included sphere 4.39 A, density 1.58 g/cm3, surface area 3326.95 m2/g, accessible volume 0.25 cm3/g