Cu2C8H12S(N2O3)2 crystallizes in the monoclinic C2/c space group. Cu(1) is bonded to one N(1), one N(2), one O(1), and one O(2) atom to form distorted CuN2O2 tetrahedra that share  a cornercorner with one S(1)O4 tetrahedra. The Cu(1)-N(1) bond length is 1.93 Å. The Cu(1)-N(2) bond length is 1.92 Å. The Cu(1)-O(1) bond length is 2.15 Å. The Cu(1)-O(2) bond length is 2.19 Å. There are four inequivalent C sites. In the first C site, C(3) is bonded in a distorted bent 120 degrees geometry to one C(4), one N(2), and one H(2) atom. The C(3)-C(4) bond length is 1.38 Å. The C(3)-N(2) bond length is 1.36 Å. The C(3)-H(2) bond length is 1.09 Å. In the second C site, C(4) is bonded in a distorted trigonal planar geometry to one C(3), one N(2), and one H(4) atom. The C(4)-N(2) bond length is 1.36 Å. The C(4)-H(4) bond length is 1.09 Å. In the third C site, C(2) is bonded in a distorted trigonal planar geometry to one C(1), one N(1), and one H(1) atom. The C(2)-C(1) bond length is 1.39 Å. The C(2)-N(1) bond length is 1.35 Å. The C(2)-H(1) bond length is 1.09 Å. In the fourth C site, C(1) is bonded in a distorted trigonal planar geometry to one C(2), one N(1), and one H(3) atom. The C(1)-N(1) bond length is 1.36 Å. The C(1)-H(3) bond length is 1.09 Å. There are two inequivalent N sites. In the first N site, N(2) is bonded in a trigonal planar geometry to one Cu(1), one C(3), and one C(4) atom. In the second N site, N(1) is bonded in a trigonal planar geometry to one Cu(1), one C(1), and one C(2) atom. There are six 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(1) 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 O(2) atom. The H(5)-O(2) bond length is 0.99 Å. In the sixth H site, H(6) is bonded in a single-bond geometry to one O(1) and one O(2) atom. The H(6)-O(1) bond length is 1.71 Å. The H(6)-O(2) bond length is 1.00 Å. S(1) is bonded to two equivalent O(1) and two equivalent O(3) atoms to form SO4 tetrahedra that share corners with two equivalent Cu(1)N2O2 tetrahedra. Both S(1)-O(1) bond lengths are 1.51 Å. Both S(1)-O(3) bond lengths are 1.48 Å. There are three inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Cu(1), one H(6), and one S(1) atom. In the second O site, O(2) is bonded in a distorted water-like geometry to one Cu(1), one H(5), and one H(6) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one S(1) atom. Linkers: 4 c1cnccn1. Metal clusters: 2 O.O.[O]S([O])(O[Cu])O[Cu]. The MOF has largest included sphere 2.08 A, density 2.12 g/cm3, surface area 3677.84 m2/g, accessible volume 0.10 cm3/g