Cu3C10P4H14(N2O7)2(H2O)2 crystallizes in the triclinic P1 space group. The structure consists of two water molecules inside a Cu3C10P4H14(N2O7)2 framework. In the Cu3C10P4H14(N2O7)2 framework, there are three inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a distorted rectangular see-saw-like geometry to one O(10), one O(3), one O(6), and one O(7) atom. The Cu(1)-O(10) bond length is 1.94 Å. The Cu(1)-O(3) bond length is 1.96 Å. The Cu(1)-O(6) bond length is 1.98 Å. The Cu(1)-O(7) bond length is 2.02 Å. In the second Cu site, Cu(2) is bonded in a distorted rectangular see-saw-like geometry to one O(4), one O(5), one O(8), and one O(9) atom. The Cu(2)-O(4) bond length is 1.96 Å. The Cu(2)-O(5) bond length is 1.99 Å. The Cu(2)-O(8) bond length is 2.02 Å. The Cu(2)-O(9) bond length is 1.94 Å. In the third Cu site, Cu(3) is bonded in a distorted square co-planar geometry to one O(1), one O(11), one O(12), and one O(2) atom. The Cu(3)-O(1) bond length is 1.97 Å. The Cu(3)-O(11) bond length is 1.98 Å. The Cu(3)-O(12) bond length is 1.99 Å. The Cu(3)-O(2) bond length is 1.97 Å. There are ten inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one N(1), one N(3), and one H(1) atom. The C(1)-N(1) bond length is 1.34 Å. The C(1)-N(3) bond length is 1.34 Å. The C(1)-H(1) bond length is 1.08 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one N(2), one N(4), and one H(2) atom. The C(2)-N(2) bond length is 1.34 Å. The C(2)-N(4) bond length is 1.34 Å. The C(2)-H(2) bond length is 1.08 Å. In the third C site, C(3) is bonded in a distorted bent 120 degrees geometry to one C(5); one N(1); and one H(3,4) atom. The C(3)-C(5) bond length is 1.37 Å. The C(3)-N(1) bond length is 1.38 Å. The C(3)-H(3,4) bond length is 1.08 Å. In the fourth C site, C(4) is bonded in a distorted bent 120 degrees geometry to one C(6); one N(2); and one H(3,4) atom. The C(4)-C(6) bond length is 1.37 Å. The C(4)-N(2) bond length is 1.38 Å. The C(4)-H(3,4) bond length is 1.08 Å. In the fifth C site, C(5) is bonded in a distorted bent 120 degrees geometry to one C(3), one N(3), and one H(5) atom. The C(5)-N(3) bond length is 1.38 Å. The C(5)-H(5) bond length is 1.08 Å. In the sixth C site, C(6) is bonded in a distorted bent 120 degrees geometry to one C(4), one N(4), and one H(6) atom. The C(6)-N(4) bond length is 1.38 Å. The C(6)-H(6) bond length is 1.08 Å. In the seventh C site, C(7) is bonded in a distorted trigonal non-coplanar geometry to one C(9); one N(1); one H(7,8); and one H(9) atom. The C(7)-C(9) bond length is 1.54 Å. The C(7)-N(1) bond length is 1.46 Å. The C(7)-H(7,8) bond length is 1.10 Å. The C(7)-H(9) bond length is 1.10 Å. In the eighth C site, C(8) is bonded in a distorted trigonal non-coplanar geometry to one C(10); one N(2); one H(10); and one H(7,8) atom. The C(8)-C(10) bond length is 1.54 Å. The C(8)-N(2) bond length is 1.46 Å. The C(8)-H(10) bond length is 1.10 Å. The C(8)-H(7,8) bond length is 1.10 Å. In the ninth C site, C(9) is bonded in a distorted tetrahedral geometry to one C(7), one P(1), one P(3), and one O(13) atom. The C(9)-P(1) bond length is 1.86 Å. The C(9)-P(3) bond length is 1.85 Å. The C(9)-O(13) bond length is 1.44 Å. In the tenth C site, C(10) is bonded in a distorted tetrahedral geometry to one C(8), one P(2), one P(4), and one O(14) atom. The C(10)-P(2) bond length is 1.86 Å. The C(10)-P(4) bond length is 1.85 Å. The C(10)-O(14) bond length is 1.44 Å. There are four inequivalent P sites. In the first P site, P(1) is bonded to one C(9), one O(1), one O(3), and one O(5) atom to form corner-sharing PCO3 tetrahedra. The P(1)-O(1) bond length is 1.53 Å. The P(1)-O(3) bond length is 1.55 Å. The P(1)-O(5) bond length is 1.55 Å. In the second P site, P(2) is bonded to one C(10), one O(2), one O(4), and one O(6) atom to form corner-sharing PCO3 tetrahedra. The P(2)-O(2) bond length is 1.53 Å. The P(2)-O(4) bond length is 1.55 Å. The P(2)-O(6) bond length is 1.55 Å. In the third P site, P(3) is bonded to one C(9), one O(11), one O(7), and one O(9) atom to form corner-sharing PCO3 tetrahedra. The P(3)-O(11) bond length is 1.54 Å. The P(3)-O(7) bond length is 1.56 Å. The P(3)-O(9) bond length is 1.54 Å. In the fourth P site, P(4) is bonded to one C(10), one O(10), one O(12), and one O(8) atom to form corner-sharing PCO3 tetrahedra. The P(4)-O(10) bond length is 1.54 Å. The P(4)-O(12) bond length is 1.54 Å. The P(4)-O(8) bond length is 1.56 Å. There are four inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one C(1), one C(3), and one C(7) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one C(2), one C(4), and one C(8) atom. In the third N site, N(3) is bonded in a trigonal planar geometry to one C(1), one C(5), and one H(11) atom. The N(3)-H(11) bond length is 1.04 Å. In the fourth N site, N(4) is bonded in a trigonal planar geometry to one C(2), one C(6), and one H(12) atom. The N(4)-H(12) bond length is 1.04 Å. There are twelve inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(1) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(2) atom. In the third H site, H(3,4) is bonded in a single-bond geometry to one C(3) atom. In the fourth H site, H(5) is bonded in a single-bond geometry to one C(5) atom. In the fifth H site, H(6) is bonded in a single-bond geometry to one C(6) atom. In the sixth H site, H(7,8) is bonded in a single-bond geometry to one C(7) atom. In the seventh H site, H(9) is bonded in a single-bond geometry to one C(7) atom. In the eighth H site, H(10) is bonded in a single-bond geometry to one C(8) atom. In the ninth H site, H(11) is bonded in a single-bond geometry to one N(3) and one O(12) atom. The H(11)-O(12) bond length is 1.75 Å. In the tenth H site, H(12) is bonded in a single-bond geometry to one N(4) and one O(11) atom. The H(12)-O(11) bond length is 1.75 Å. In the eleventh H site, H(13) is bonded in a single-bond geometry to one O(13) and one O(8) atom. The H(13)-O(13) bond length is 1.01 Å. The H(13)-O(8) bond length is 1.69 Å. In the twelfth H site, H(14) is bonded in a single-bond geometry to one O(14) and one O(7) atom. The H(14)-O(14) bond length is 1.01 Å. The H(14)-O(7) bond length is 1.69 Å. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Cu(3) and one P(1) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Cu(3) and one P(2) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Cu(1) and one P(1) atom. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to one Cu(2) and one P(2) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Cu(2) and one P(1) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one Cu(1) and one P(2) atom. In the seventh O site, O(7) is bonded in a distorted trigonal non-coplanar geometry to one Cu(1), one P(3), and one H(14) atom. In the eighth O site, O(8) is bonded in a distorted trigonal non-coplanar geometry to one Cu(2), one P(4), and one H(13) atom. In the ninth O site, O(9) is bonded in a distorted bent 120 degrees geometry to one Cu(2) and one P(3) atom. In the tenth O site, O(10) is bonded in a bent 120 degrees geometry to one Cu(1) and one P(4) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one Cu(3), one P(3), and one H(12) atom. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one Cu(3), one P(4), and one H(11) atom. In the thirteenth O site, O(13) is bonded in a distorted water-like geometry to one C(9) and one H(13) atom. In the fourteenth O site, O(14) is bonded in a distorted water-like geometry to one C(10) and one H(14) atom. Linkers: 2 [O]P([O])(=O)C(O)(CN1[CH]NC=C1)P([O])([O])=O. Metal clusters: 3 [Cu]. The MOF has largest included sphere 2.06 A, density 2.50 g/cm3, surface area 2445.04 m2/g, accessible volume 0.07 cm3/g