Zn3C3P4NH11O13C3NH6 crystallizes in the orthorhombic P2_12_12_1 space group. The structure consists of four trimethylamine molecules inside a Zn3C3P4NH11O13 framework. In the Zn3C3P4NH11O13 framework, there are three inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form ZnO4 tetrahedra that share  a cornercorner with one P(1)HO3 tetrahedra,  a cornercorner with one P(2)HO3 tetrahedra, and  a cornercorner with one P(4)HO3 tetrahedra. The Zn(1)-O(1) bond length is 1.95 Å. The Zn(1)-O(2) bond length is 1.88 Å. The Zn(1)-O(3) bond length is 1.87 Å. The Zn(1)-O(4) bond length is 1.93 Å. In the second Zn site, Zn(2) is bonded in a 5-coordinate geometry to one O(5), one O(6), one O(7), one O(8), and one O(9) atom. The Zn(2)-O(5) bond length is 1.90 Å. The Zn(2)-O(6) bond length is 1.92 Å. The Zn(2)-O(7) bond length is 1.93 Å. The Zn(2)-O(8) bond length is 1.87 Å. The Zn(2)-O(9) bond length is 2.00 Å. In the third Zn site, Zn(3) is bonded to one N(1), one O(10), one O(11), and one O(12) atom to form ZnNO3 tetrahedra that share  a cornercorner with one P(1)HO3 tetrahedra and  a cornercorner with one P(4)HO3 tetrahedra. The Zn(3)-N(1) bond length is 2.12 Å. The Zn(3)-O(10) bond length is 1.92 Å. The Zn(3)-O(11) bond length is 1.90 Å. The Zn(3)-O(12) bond length is 1.90 Å. There are three inequivalent C sites. In the first C site, C(1) is bonded in a 3-coordinate geometry to one N(1) and two equivalent H(6,7) atoms. The C(1)-N(1) bond length is 1.49 Å. Both C(1)-H(6,7) bond lengths are 0.97 Å. In the second C site, C(3) is bonded in a 3-coordinate geometry to one N(1) and two equivalent H(10,11) atoms. The C(3)-N(1) bond length is 1.48 Å. Both C(3)-H(10,11) bond lengths are 0.97 Å. In the third C site, C(5) is bonded in a distorted trigonal non-coplanar geometry to one N(1) and two equivalent H(14,15) atoms. The C(5)-N(1) bond length is 1.48 Å. Both C(5)-H(14,15) bond lengths are 0.97 Å. There are four inequivalent P sites. In the first P site, P(1) is bonded to one H(1), one O(1), one O(10), and one O(5) atom to form distorted PHO3 tetrahedra that share  a cornercorner with one Zn(3)NO3 tetrahedra and  a cornercorner with one Zn(1)O4 tetrahedra. The P(1)-H(1) bond length is 1.31 Å. The P(1)-O(1) bond length is 1.48 Å. The P(1)-O(10) bond length is 1.47 Å. The P(1)-O(5) bond length is 1.47 Å. In the second P site, P(2) is bonded to one H(2), one O(13), one O(2), and one O(6) atom to form distorted PHO3 tetrahedra that share  a cornercorner with one Zn(1)O4 tetrahedra. The P(2)-H(2) bond length is 1.34 Å. The P(2)-O(13) bond length is 1.52 Å. The P(2)-O(2) bond length is 1.52 Å. The P(2)-O(6) bond length is 1.49 Å. In the third P site, P(3) is bonded in a 5-coordinate geometry to one H(3), one O(11), one O(3), one O(8), and one O(9) atom. The P(3)-H(3) bond length is 1.31 Å. The P(3)-O(11) bond length is 1.47 Å. The P(3)-O(3) bond length is 1.55 Å. The P(3)-O(8) bond length is 1.56 Å. The P(3)-O(9) bond length is 1.45 Å. In the fourth P site, P(4) is bonded to one H(4), one O(12), one O(4), and one O(7) atom to form distorted PHO3 tetrahedra that share  a cornercorner with one Zn(3)NO3 tetrahedra and  a cornercorner with one Zn(1)O4 tetrahedra. The P(4)-H(4) bond length is 1.32 Å. The P(4)-O(12) bond length is 1.51 Å. The P(4)-O(4) bond length is 1.50 Å. The P(4)-O(7) bond length is 1.50 Å. N(1) is bonded in a tetrahedral geometry to one Zn(3), one C(1), one C(3), and one C(5) atom. There are eight 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 single-bond geometry to one P(2) atom. In the third H site, H(3) is bonded in a single-bond geometry to one P(3) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one P(4) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(13) atom. The H(5)-O(13) bond length is 0.82 Å. In the sixth H site, H(6,7) is bonded in a single-bond geometry to one C(1) atom. In the seventh H site, H(10,11) is bonded in a single-bond geometry to one C(3) atom. In the eighth H site, H(14,15) is bonded in a single-bond geometry to one C(5) atom. There are thirteen inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Zn(1) and one P(1) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Zn(1) and one P(2) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Zn(1) and one P(3) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Zn(1) and one P(4) 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 150 degrees geometry to one Zn(2) and one P(2) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one Zn(2) and one P(4) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Zn(2), one P(3), and one O(9) atom. The O(8)-O(9) bond length is 1.13 Å. In the ninth O site, O(9) is bonded in a distorted single-bond geometry to one Zn(2), one P(3), and one O(8) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one Zn(3) and one P(1) atom. In the eleventh O site, O(11) is bonded in a distorted bent 150 degrees geometry to one Zn(3) and one P(3) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one Zn(3) and one P(4) atom. In the thirteenth O site, O(13) is bonded in a water-like geometry to one P(2) and one H(5) atom. Linkers: 2 [O]O[P@@H]([O])=O ,2 [O]O[P@H]([O])=O. Metal clusters: 12 [Zn]. The MOF has largest included sphere 5.72 A, density 1.71 g/cm3, surface area 3529.11 m2/g, accessible volume 0.19 cm3/g