ZnC10P4H16(NO7)2 crystallizes in the monoclinic P2_1/c space group. Zn(1) is bonded to two equivalent O(1), two equivalent O(4), and two equivalent O(7) atoms to form ZnO6 octahedra that share corners with two equivalent P(1)CO3 tetrahedra and corners with two equivalent P(2)CO3 tetrahedra. Both Zn(1)-O(1) bond lengths are 2.15 Å. Both Zn(1)-O(4) bond lengths are 2.05 Å. Both Zn(1)-O(7) bond lengths are 2.17 Å. There are five inequivalent C sites. In the first C site, C(1) is bonded in a distorted trigonal planar geometry to one C(2), one N(1), and one H(2) atom. The C(1)-C(2) bond length is 1.39 Å. The C(1)-N(1) bond length is 1.35 Å. The C(1)-H(2) bond length is 1.09 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one C(1), one C(3), and one P(1) atom. The C(2)-C(3) bond length is 1.40 Å. The C(2)-P(1) bond length is 1.81 Å. In the third C site, C(3) is bonded in a distorted single-bond geometry to one C(2), one C(4), and one H(3) atom. The C(3)-C(4) bond length is 1.40 Å. The C(3)-H(3) bond length is 1.09 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one C(3), one C(5), and one P(2) atom. The C(4)-C(5) bond length is 1.39 Å. The C(4)-P(2) bond length is 1.82 Å. In the fifth C site, C(5) is bonded in a distorted trigonal planar geometry to one C(4), one N(1), and one H(4) atom. The C(5)-N(1) bond length is 1.34 Å. The C(5)-H(4) bond length is 1.09 Å. There are two inequivalent P sites. In the first P site, P(1) is bonded to one C(2), one O(1), one O(2), and one O(3) atom to form distorted PCO3 tetrahedra that share  a cornercorner with one Zn(1)O6 octahedra. The corner-sharing octahedral tilt angles are 49°. The P(1)-O(1) bond length is 1.51 Å. The P(1)-O(2) bond length is 1.53 Å. The P(1)-O(3) bond length is 1.58 Å. In the second P site, P(2) is bonded to one C(4), one O(4), one O(5), and one O(6) atom to form distorted PCO3 tetrahedra that share  a cornercorner with one Zn(1)O6 octahedra. The corner-sharing octahedral tilt angles are 15°. The P(2)-O(4) bond length is 1.50 Å. The P(2)-O(5) bond length is 1.52 Å. The P(2)-O(6) bond length is 1.60 Å. N(1) is bonded in a trigonal planar geometry to one C(1), one C(5), and one H(1) atom. The N(1)-H(1) bond length is 1.07 Å. There are eight inequivalent H sites. In the first H site, H(1) is bonded in a linear geometry to one N(1) and one O(2) atom. The H(1)-O(2) bond length is 1.58 Å. In the second H site, H(2) is bonded in a single-bond geometry to one C(1) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(3) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(5) atom. In the fifth H site, H(5) is bonded in a linear geometry to one O(2) and one O(3) atom. The H(5)-O(2) bond length is 1.49 Å. The H(5)-O(3) bond length is 1.04 Å. In the sixth H site, H(6) is bonded in a distorted single-bond geometry to one O(5) and one O(6) atom. The H(6)-O(5) bond length is 1.65 Å. The H(6)-O(6) bond length is 1.02 Å. In the seventh H site, H(7) is bonded in a single-bond geometry to one O(7) atom. The H(7)-O(7) bond length is 1.00 Å. In the eighth H site, H(8) is bonded in a single-bond geometry to one O(7) atom. The H(8)-O(7) bond length is 0.98 Å. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one Zn(1) and one P(1) atom. In the second O site, O(2) is bonded in a distorted trigonal non-coplanar geometry to one P(1), one H(1), and one H(5) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one P(1) and one H(5) atom. In the fourth O site, O(4) is bonded in a linear geometry to one Zn(1) and one P(2) atom. In the fifth O site, O(5) is bonded in a distorted water-like geometry to one P(2) and one H(6) atom. In the sixth O site, O(6) is bonded in a water-like geometry to one P(2) and one H(6) atom. In the seventh O site, O(7) is bonded in a distorted water-like geometry to one Zn(1), one H(7), and one H(8) atom. Linkers: 4 [O]P(=O)(O)C1=CC(P([O])(=O)O)=CN[CH]1. Metal clusters: 2 O.O.[O]P(O)O[Zn](OP([O])O)(OP([O])O)OP([O])O. RCSR code: sql. The MOF has largest included sphere 1.60 A, density 2.12 g/cm3, surface area 3426.54 m2/g, accessible volume 0.09 cm3/g