Zn2C6PNH14O6 crystallizes in the monoclinic P2_1/c space group. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one N(1), one O(1), one O(2), one O(3), and one O(4) atom to form ZnNO4 trigonal bipyramids that share  a cornercorner with one P(1)HO3 tetrahedra and corners with two equivalent Zn(2)O4 tetrahedra. The Zn(1)-N(1) bond length is 2.18 Å. The Zn(1)-O(1) bond length is 2.08 Å. The Zn(1)-O(2) bond length is 2.00 Å. The Zn(1)-O(3) bond length is 2.12 Å. The Zn(1)-O(4) bond length is 1.96 Å. In the second Zn site, Zn(2) is bonded to one O(1), one O(2), one O(5), and one O(6) atom to form ZnO4 tetrahedra that share corners with two equivalent P(1)HO3 tetrahedra and corners with two equivalent Zn(1)NO4 trigonal bipyramids. The Zn(2)-O(1) bond length is 2.03 Å. The Zn(2)-O(2) bond length is 1.93 Å. The Zn(2)-O(5) bond length is 1.95 Å. The Zn(2)-O(6) bond length is 1.97 Å. There are six inequivalent C sites. In the first C site, C(1) is bonded in a distorted trigonal non-coplanar geometry to one N(1), one H(3), and one H(4) atom. The C(1)-N(1) bond length is 1.48 Å. The C(1)-H(3) bond length is 1.10 Å. The C(1)-H(4) bond length is 1.10 Å. In the second C site, C(2) is bonded in a distorted trigonal non-coplanar geometry to one H(5), one H(6), and one O(1) atom. The C(2)-H(5) bond length is 1.10 Å. The C(2)-H(6) bond length is 1.10 Å. The C(2)-O(1) bond length is 1.44 Å. In the third C site, C(3) is bonded in a distorted trigonal non-coplanar geometry to one N(1), one H(7), and one H(8) atom. The C(3)-N(1) bond length is 1.48 Å. The C(3)-H(7) bond length is 1.10 Å. The C(3)-H(8) bond length is 1.10 Å. In the fourth C site, C(4) is bonded in a distorted trigonal non-coplanar geometry to one H(10), one H(9), and one O(2) atom. The C(4)-H(10) bond length is 1.10 Å. The C(4)-H(9) bond length is 1.10 Å. The C(4)-O(2) bond length is 1.42 Å. In the fifth C site, C(5) is bonded in a distorted trigonal non-coplanar geometry to one N(1), one H(11), and one H(12) atom. The C(5)-N(1) bond length is 1.47 Å. The C(5)-H(11) bond length is 1.09 Å. The C(5)-H(12) bond length is 1.11 Å. In the sixth C site, C(6) is bonded in a distorted trigonal non-coplanar geometry to one H(13), one H(14), and one O(3) atom. The C(6)-H(13) bond length is 1.10 Å. The C(6)-H(14) bond length is 1.10 Å. The C(6)-O(3) bond length is 1.43 Å. P(1) is bonded to one H(1), one O(4), one O(5), and one O(6) atom to form distorted PHO3 tetrahedra that share corners with two equivalent Zn(2)O4 tetrahedra and  a cornercorner with one Zn(1)NO4 trigonal bipyramid. The P(1)-H(1) bond length is 1.42 Å. The P(1)-O(4) bond length is 1.53 Å. The P(1)-O(5) bond length is 1.53 Å. The P(1)-O(6) bond length is 1.54 Å. N(1) is bonded to one Zn(1), one C(1), one C(3), and one C(5) atom to form NZnC3 tetrahedra that share  a cornercorner with one O(1)Zn2HC tetrahedra. There are fourteen inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one P(1) atom. In the second H site, H(2) is bonded in a linear geometry to one O(1) and one O(3) atom. The H(2)-O(1) bond length is 1.52 Å. The H(2)-O(3) bond length is 1.03 Å. In the third H site, H(3) is bonded in a single-bond geometry to one C(1) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(1) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(2) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(2) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(3) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(3) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(4) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(4) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one C(5) atom. In the twelfth H site, H(12) is bonded in a single-bond geometry to one C(5) atom. In the thirteenth H site, H(13) is bonded in a single-bond geometry to one C(6) atom. In the fourteenth H site, H(14) is bonded in a single-bond geometry to one C(6) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded to one Zn(1), one Zn(2), one C(2), and one H(2) atom to form OZn2HC tetrahedra that share  a cornercorner with one N(1)ZnC3 tetrahedra. In the second O site, O(2) is bonded in a trigonal planar geometry to one Zn(1), one Zn(2), and one C(4) atom. In the third O site, O(3) is bonded in a distorted trigonal non-coplanar geometry to one Zn(1), one C(6), and one H(2) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Zn(1) and one P(1) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one Zn(2) and one P(1) 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. Linkers: 4 [O]CCN(CC[O])CCO ,4 [O][PH]([O])=O. Metal clusters: 8 [Zn]. The MOF has largest included sphere 1.83 A, density 2.26 g/cm3, surface area 3323.17 m2/g, accessible volume 0.12 cm3/g