Zn3CP2O10 crystallizes in the triclinic P-1 space group. There are three inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in a 5-coordinate geometry to one O(1), one O(3), one O(4), and two equivalent O(2) atoms. The Zn(1)-O(1) bond length is 1.93 Å. The Zn(1)-O(3) bond length is 2.07 Å. The Zn(1)-O(4) bond length is 2.24 Å. There is one shorter (1.99 Å) and one longer (2.03 Å) Zn(1)-O(2) bond length. 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 corners with two equivalent P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and  a cornercorner with one Zn(3)O5 trigonal bipyramid. The Zn(2)-O(4) bond length is 1.93 Å. The Zn(2)-O(5) bond length is 1.92 Å. The Zn(2)-O(6) bond length is 1.94 Å. The Zn(2)-O(7) bond length is 2.03 Å. In the third Zn site, Zn(3) is bonded to one O(10), one O(3), one O(7), one O(8), and one O(9) atom to form ZnO5 trigonal bipyramids that share  a cornercorner with one Zn(2)O4 tetrahedra,  a cornercorner with one P(2)O4 tetrahedra, and corners with two equivalent P(1)O4 tetrahedra. The Zn(3)-O(10) bond length is 2.16 Å. The Zn(3)-O(3) bond length is 2.06 Å. The Zn(3)-O(7) bond length is 2.03 Å. The Zn(3)-O(8) bond length is 1.97 Å. The Zn(3)-O(9) bond length is 2.04 Å. 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 1.24 Å. The C(1)-O(9) bond length is 1.27 Å. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(2), one O(6), one O(7), and one O(8) atom to form PO4 tetrahedra that share corners with two equivalent Zn(2)O4 tetrahedra and corners with two equivalent Zn(3)O5 trigonal bipyramids. The P(1)-O(2) bond length is 1.53 Å. The P(1)-O(6) bond length is 1.53 Å. The P(1)-O(7) bond length is 1.55 Å. The P(1)-O(8) bond length is 1.52 Å. In the second P site, P(2) is bonded to one O(1), one O(3), one O(4), and one O(5) atom to form PO4 tetrahedra that share corners with two equivalent Zn(2)O4 tetrahedra and  a cornercorner with one Zn(3)O5 trigonal bipyramid. The P(2)-O(1) bond length is 1.49 Å. The P(2)-O(3) bond length is 1.56 Å. The P(2)-O(4) bond length is 1.56 Å. The P(2)-O(5) bond length is 1.53 Å. There are ten 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(2) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to two equivalent Zn(1) and one P(1) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Zn(1), one Zn(3), and one P(2) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Zn(1), one Zn(2), and one P(2) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Zn(2) and one P(2) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one Zn(2) and one P(1) atom. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Zn(2), one Zn(3), and one P(1) atom. In the eighth O site, O(8) is bonded in a bent 120 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 C(1) atom. In the tenth O site, O(10) is bonded in a water-like geometry to one Zn(3) and one C(1) atom. Linkers: 1 [O]C(=O)C([O])=O. Metal clusters: 6 [Zn]. The MOF has largest included sphere 3.95 A, density 2.71 g/cm3, surface area 2256.17 m2/g, accessible volume 0.14 cm3/g