CuC13NH7O4 crystallizes in the orthorhombic Pccn space group. The structure consists of a CuC13NH7O4 framework. Cu(1) is bonded in a distorted square co-planar geometry to one N(1), one O(1), one O(2), and one O(3) atom. The Cu(1)-N(1) bond length is 1.96 Å. The Cu(1)-O(1) bond length is 2.05 Å. The Cu(1)-O(2) bond length is 2.02 Å. The Cu(1)-O(3) bond length is 1.91 Å. There are thirteen inequivalent C sites. In the first C site, C(9) is bonded in a trigonal planar geometry to one C(10), one C(13), and one C(7) atom. The C(9)-C(10) bond length is 1.40 Å. The C(9)-C(13) bond length is 1.41 Å. The C(9)-C(7) bond length is 1.48 Å. In the second C site, C(10) is bonded in a distorted single-bond geometry to one C(11), one C(9), and one H(4) atom. The C(10)-C(11) bond length is 1.39 Å. The C(10)-H(4) bond length is 1.09 Å. In the third C site, C(11) is bonded in a distorted trigonal planar geometry to one C(10), one N(1), and one H(5) atom. The C(11)-N(1) bond length is 1.35 Å. The C(11)-H(5) bond length is 1.09 Å. In the fourth C site, C(12) is bonded in a distorted trigonal planar geometry to one C(13), one N(1), and one H(6) atom. The C(12)-C(13) bond length is 1.39 Å. The C(12)-N(1) bond length is 1.35 Å. The C(12)-H(6) bond length is 1.09 Å. In the fifth C site, C(13) is bonded in a distorted single-bond geometry to one C(12), one C(9), and one H(7) atom. The C(13)-H(7) bond length is 1.09 Å. In the sixth C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(3), one O(1), and one O(2) atom. The C(1)-C(3) bond length is 1.48 Å. The C(1)-O(1) bond length is 1.28 Å. The C(1)-O(2) bond length is 1.29 Å. In the seventh C site, C(2) is bonded in a distorted bent 120 degrees geometry to one C(5), one O(3), and one O(4) atom. The C(2)-C(5) bond length is 1.51 Å. The C(2)-O(3) bond length is 1.31 Å. The C(2)-O(4) bond length is 1.24 Å. In the eighth C site, C(3) is bonded in a trigonal planar geometry to one C(1), one C(4), and one C(8) atom. The C(3)-C(4) bond length is 1.40 Å. The C(3)-C(8) bond length is 1.40 Å. In the ninth C site, C(4) is bonded in a distorted single-bond geometry to one C(3), one C(5), and one H(1) atom. The C(4)-C(5) bond length is 1.40 Å. The C(4)-H(1) bond length is 1.09 Å. In the tenth C site, C(5) is bonded in a trigonal planar geometry to one C(2), one C(4), and one C(6) atom. The C(5)-C(6) bond length is 1.40 Å. In the eleventh C site, C(6) is bonded in a distorted single-bond geometry to one C(5), one C(7), and one H(2) atom. The C(6)-C(7) bond length is 1.40 Å. The C(6)-H(2) bond length is 1.09 Å. In the twelfth C site, C(7) is bonded in a trigonal planar geometry to one C(6), one C(8), and one C(9) atom. The C(7)-C(8) bond length is 1.40 Å. In the thirteenth C site, C(8) is bonded in a distorted single-bond geometry to one C(3), one C(7), and one H(3) atom. The C(8)-H(3) bond length is 1.09 Å. N(1) is bonded in a trigonal planar geometry to one Cu(1), one C(11), and one C(12) atom. There are seven inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(4) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(6) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(8) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(10) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(11) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(12) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(13) atom. There are four inequivalent O sites. In the first O site, O(1) is bonded in an L-shaped geometry to one Cu(1) and one C(1) atom. In the second O site, O(2) is bonded in an L-shaped geometry to one Cu(1) and one C(1) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Cu(1) and one C(2) atom. In the fourth O site, O(4) is bonded in a single-bond geometry to one C(2) atom. 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Metal clusters: 4 O=[C]O[Cu]1O[C]O1. The MOF has largest included sphere 3.63 A, density 1.65 g/cm3, surface area 3962.60 m2/g, accessible volume 0.12 cm3/g