Ag2C4N3H5SO7 crystallizes in the monoclinic P2_1/c space group. There are two inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a 5-coordinate geometry to one S(1), one O(2), one O(5), and two equivalent O(1) atoms. The Ag(1)-S(1) bond length is 2.62 Å. The Ag(1)-O(2) bond length is 2.37 Å. The Ag(1)-O(5) bond length is 2.44 Å. There is one shorter (2.42 Å) and one longer (2.60 Å) Ag(1)-O(1) bond length. In the second Ag site, Ag(2) is bonded in a 4-coordinate geometry to one O(1), one O(4), one O(5), and one O(7) atom. The Ag(2)-O(1) bond length is 2.60 Å. The Ag(2)-O(4) bond length is 2.44 Å. The Ag(2)-O(5) bond length is 2.39 Å. The Ag(2)-O(7) bond length is 2.37 Å. There are four inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(2), one N(1), and one O(1) atom. The C(1)-C(2) bond length is 1.44 Å. The C(1)-N(1) bond length is 1.37 Å. The C(1)-O(1) bond length is 1.28 Å. In the second C site, C(2) is bonded in a distorted single-bond geometry to one C(1), one C(3), and one H(1) atom. The C(2)-C(3) bond length is 1.36 Å. The C(2)-H(1) bond length is 1.09 Å. In the third C site, C(3) is bonded in a distorted single-bond geometry to one C(2), one H(2), and one S(1) atom. The C(3)-H(2) bond length is 1.09 Å. The C(3)-S(1) bond length is 1.72 Å. In the fourth C site, C(4) is bonded in a tetrahedral geometry to one N(1), one H(3), one H(4), and one H(5) atom. The C(4)-N(1) bond length is 1.45 Å. The C(4)-H(3) bond length is 1.10 Å. The C(4)-H(4) bond length is 1.10 Å. The C(4)-H(5) bond length is 1.10 Å. There are three inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one C(1), one C(4), and one S(1) atom. The N(1)-S(1) bond length is 1.69 Å. In the second N site, N(2) is bonded in a trigonal planar geometry to one O(2), one O(3), and one O(4) atom. The N(2)-O(2) bond length is 1.28 Å. The N(2)-O(3) bond length is 1.26 Å. The N(2)-O(4) bond length is 1.28 Å. In the third N site, N(3) is bonded in a trigonal planar geometry to one O(5), one O(6), and one O(7) atom. The N(3)-O(5) bond length is 1.28 Å. The N(3)-O(6) bond length is 1.25 Å. The N(3)-O(7) bond length is 1.28 Å. There are five inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(2) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(3) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(4) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(4) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(4) atom. S(1) is bonded in a 3-coordinate geometry to one Ag(1), one C(3), and one N(1) atom. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one Ag(2), two equivalent Ag(1), and one C(1) atom. In the second O site, O(2) is bonded in a 2-coordinate geometry to one Ag(1) and one N(2) atom. In the third O site, O(3) is bonded in a single-bond geometry to one N(2) atom. In the fourth O site, O(4) is bonded in a distorted water-like geometry to one Ag(2) and one N(2) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Ag(1), one Ag(2), and one N(3) atom. In the sixth O site, O(6) is bonded in a single-bond geometry to one N(3) atom. In the seventh O site, O(7) is bonded in a water-like geometry to one Ag(2) and one N(3) atom. Linkers: 4 Cn1sccc1=O ,8 [O][N+](=O)[O-]. Metal clusters: 8 [Ag]. The MOF has largest included sphere 1.51 A, density 3.03 g/cm3, surface area 2229.00 m2/g, accessible volume 0.05 cm3/g