Zn5P6(HO6)4 crystallizes in the triclinic P-1 space group. There are five inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in a trigonal non-coplanar geometry to one O(1), one O(2), and one O(3) atom. The Zn(1)-O(1) bond length is 1.93 Å. The Zn(1)-O(2) bond length is 1.94 Å. The Zn(1)-O(3) bond length is 1.92 Å. In the second Zn site, Zn(2) is bonded to one O(4), one O(5), one O(6), and one O(7) atom to form ZnO4 tetrahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra, and  a cornercorner with one P(5)O4 tetrahedra. The Zn(2)-O(4) bond length is 1.93 Å. The Zn(2)-O(5) bond length is 1.93 Å. The Zn(2)-O(6) bond length is 1.97 Å. The Zn(2)-O(7) bond length is 1.91 Å. In the third Zn site, Zn(3) is bonded to one O(10), one O(11), one O(8), and one O(9) atom to form ZnO4 tetrahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, and corners with two equivalent P(6)O4 tetrahedra. The Zn(3)-O(10) bond length is 1.98 Å. The Zn(3)-O(11) bond length is 1.91 Å. The Zn(3)-O(8) bond length is 1.95 Å. The Zn(3)-O(9) bond length is 1.96 Å. In the fourth Zn site, Zn(4) is bonded to one O(12), one O(13), one O(14), and one O(15) atom to form ZnO4 tetrahedra that share  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra, and corners with two equivalent P(2)O4 tetrahedra. The Zn(4)-O(12) bond length is 1.93 Å. The Zn(4)-O(13) bond length is 1.98 Å. The Zn(4)-O(14) bond length is 1.92 Å. The Zn(4)-O(15) bond length is 1.94 Å. In the fifth Zn site, Zn(5) is bonded to one O(16), one O(17), one O(18), and one O(19) atom to form ZnO4 tetrahedra that share  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra, and  a cornercorner with one P(6)O4 tetrahedra. The Zn(5)-O(16) bond length is 1.91 Å. The Zn(5)-O(17) bond length is 1.91 Å. The Zn(5)-O(18) bond length is 1.95 Å. The Zn(5)-O(19) bond length is 1.92 Å. There are six inequivalent P sites. In the first P site, P(1) is bonded to one O(20), one O(3), one O(5), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Zn(2)O4 tetrahedra and  a cornercorner with one Zn(3)O4 tetrahedra. The P(1)-O(20) bond length is 1.58 Å. The P(1)-O(3) bond length is 1.53 Å. The P(1)-O(5) bond length is 1.53 Å. The P(1)-O(8) bond length is 1.48 Å. In the second P site, P(2) is bonded to one O(12), one O(13), one O(21), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one Zn(2)O4 tetrahedra and corners with two equivalent Zn(4)O4 tetrahedra. The P(2)-O(12) bond length is 1.52 Å. The P(2)-O(13) bond length is 1.54 Å. The P(2)-O(21) bond length is 1.52 Å. The P(2)-O(6) bond length is 1.55 Å. In the third P site, P(3) is bonded to one O(15), one O(18), one O(22), and one O(4) atom to form PO4 tetrahedra that share  a cornercorner with one Zn(2)O4 tetrahedra,  a cornercorner with one Zn(4)O4 tetrahedra, and  a cornercorner with one Zn(5)O4 tetrahedra. The P(3)-O(15) bond length is 1.48 Å. The P(3)-O(18) bond length is 1.50 Å. The P(3)-O(22) bond length is 1.57 Å. The P(3)-O(4) bond length is 1.51 Å. In the fourth P site, P(4) is bonded to one O(1), one O(17), one O(23), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Zn(3)O4 tetrahedra and  a cornercorner with one Zn(5)O4 tetrahedra. The P(4)-O(1) bond length is 1.51 Å. The P(4)-O(17) bond length is 1.52 Å. The P(4)-O(23) bond length is 1.60 Å. The P(4)-O(9) bond length is 1.50 Å. In the fifth P site, P(5) is bonded to one O(14), one O(19), one O(24), and one O(7) atom to form PO4 tetrahedra that share  a cornercorner with one Zn(2)O4 tetrahedra,  a cornercorner with one Zn(4)O4 tetrahedra, and  a cornercorner with one Zn(5)O4 tetrahedra. The P(5)-O(14) bond length is 1.50 Å. The P(5)-O(19) bond length is 1.45 Å. The P(5)-O(24) bond length is 1.57 Å. The P(5)-O(7) bond length is 1.51 Å. In the sixth P site, P(6) is bonded to one O(10), one O(11), one O(16), and one O(2) atom to form PO4 tetrahedra that share  a cornercorner with one Zn(5)O4 tetrahedra and corners with two equivalent Zn(3)O4 tetrahedra. The P(6)-O(10) bond length is 1.54 Å. The P(6)-O(11) bond length is 1.52 Å. The P(6)-O(16) bond length is 1.53 Å. The P(6)-O(2) bond length is 1.56 Å. There are four inequivalent H sites. In the first H site, H(1) is bonded in a linear geometry to one O(20) and one O(21) atom. The H(1)-O(20) bond length is 1.00 Å. The H(1)-O(21) bond length is 1.60 Å. In the second H site, H(2) is bonded in a distorted linear geometry to one O(22) and one O(24) atom. The H(2)-O(22) bond length is 1.00 Å. The H(2)-O(24) bond length is 1.71 Å. In the third H site, H(3) is bonded in a single-bond geometry to one O(23) atom. The H(3)-O(23) bond length is 1.00 Å. In the fourth H site, H(4) is bonded in a linear geometry to one O(21) and one O(24) atom. The H(4)-O(21) bond length is 1.58 Å. The H(4)-O(24) bond length is 1.00 Å. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 150 degrees geometry to one Zn(1) and one P(4) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Zn(1) and one P(6) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Zn(1) and one P(1) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Zn(2) and one P(3) atom. In the fifth O site, O(5) is bonded in a distorted bent 120 degrees geometry to one Zn(2) and one P(1) atom. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one Zn(2) and one P(2) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one Zn(2) and one P(5) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one Zn(3) and one P(1) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one Zn(3) and one P(4) atom. In the tenth O site, O(10) is bonded in a bent 120 degrees geometry to one Zn(3) and one P(6) atom. In the eleventh O site, O(11) is bonded in a bent 150 degrees geometry to one Zn(3) and one P(6) atom. In the twelfth O site, O(12) is bonded in a distorted bent 150 degrees geometry to one Zn(4) and one P(2) atom. In the thirteenth O site, O(13) is bonded in a bent 120 degrees geometry to one Zn(4) and one P(2) atom. In the fourteenth O site, O(14) is bonded in a distorted bent 120 degrees geometry to one Zn(4) and one P(5) atom. In the fifteenth O site, O(15) is bonded in a bent 150 degrees geometry to one Zn(4) and one P(3) atom. In the sixteenth O site, O(16) is bonded in a bent 120 degrees geometry to one Zn(5) and one P(6) atom. In the seventeenth O site, O(17) is bonded in a bent 120 degrees geometry to one Zn(5) and one P(4) atom. In the eighteenth O site, O(18) is bonded in a distorted bent 150 degrees geometry to one Zn(5) and one P(3) atom. In the nineteenth O site, O(19) is bonded in a bent 150 degrees geometry to one Zn(5) and one P(5) atom. In the twentieth O site, O(20) is bonded in a bent 120 degrees geometry to one P(1) and one H(1) atom. In the twenty-first O site, O(21) is bonded in a distorted trigonal planar geometry to one P(2), one H(1), and one H(4) atom. In the twenty-second O site, O(22) is bonded in a bent 150 degrees geometry to one P(3) and one H(2) atom. In the twenty-third O site, O(23) is bonded in a bent 120 degrees geometry to one P(4) and one H(3) atom. In the twenty-fourth O site, O(24) is bonded in a distorted water-like geometry to one P(5), one H(2), and one H(4) atom. Linkers: 4 [O]P([O])([O])=O ,8 [O]P([O])(=O)O. Metal clusters: 10 [Zn]. The MOF has largest included sphere 4.96 A, density 1.87 g/cm3, surface area 2851.22 m2/g, accessible volume 0.23 cm3/g