ZnC5H8S(NO4)2 crystallizes in the monoclinic P2_1/c space group. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in an octahedral geometry to two equivalent N(2), two equivalent O(3), and two equivalent O(8) atoms. Both Zn(1)-N(2) bond lengths are 2.09 Å. Both Zn(1)-O(3) bond lengths are 2.20 Å. Both Zn(1)-O(8) bond lengths are 2.14 Å. In the second Zn site, Zn(2) is bonded to two equivalent N(1), two equivalent O(1), and two equivalent O(4) atoms to form ZnN2O4 octahedra that share corners with two equivalent S(1)O4 tetrahedra. Both Zn(2)-N(1) bond lengths are 2.04 Å. Both Zn(2)-O(1) bond lengths are 2.12 Å. Both Zn(2)-O(4) bond lengths are 2.26 Å. There are five inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(2), one O(1), and one O(2) atom. The C(1)-C(2) bond length is 1.50 Å. The C(1)-O(1) bond length is 1.24 Å. The C(1)-O(2) bond length is 1.30 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 N(1) atom. The C(2)-C(3) bond length is 1.39 Å. The C(2)-N(1) bond length is 1.34 Å. In the third C site, C(3) is bonded in a distorted trigonal planar geometry to one C(2), one N(2), and one H(2) atom. The C(3)-N(2) bond length is 1.34 Å. The C(3)-H(2) bond length is 1.09 Å. In the fourth C site, C(4) is bonded in a distorted trigonal planar geometry to one C(5), one N(2), and one H(3) atom. The C(4)-C(5) bond length is 1.39 Å. The C(4)-N(2) bond length is 1.34 Å. The C(4)-H(3) bond length is 1.09 Å. In the fifth C site, C(5) is bonded in a distorted trigonal planar geometry to one C(4), one N(1), and one H(4) atom. The C(5)-N(1) bond length is 1.33 Å. The C(5)-H(4) bond length is 1.09 Å. There are two inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Zn(2), one C(2), and one C(5) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Zn(1), one C(3), and one C(4) atom. There are eight inequivalent H sites. In the first H site, H(1) is bonded in a linear geometry to one O(2) and one O(5) atom. The H(1)-O(2) bond length is 1.07 Å. The H(1)-O(5) bond length is 1.43 Å. 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(5) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(3) atom. The H(5)-O(3) bond length is 1.00 Å. In the sixth H site, H(6) is bonded in a single-bond geometry to one O(3) atom. The H(6)-O(3) bond length is 0.99 Å. In the seventh H site, H(7) is bonded in a single-bond geometry to one O(8) atom. The H(7)-O(8) bond length is 0.99 Å. In the eighth H site, H(8) is bonded in a single-bond geometry to one O(8) atom. The H(8)-O(8) bond length is 1.00 Å. S(1) is bonded to one O(4), one O(5), one O(6), and one O(7) atom to form SO4 tetrahedra that share  a cornercorner with one Zn(2)N2O4 octahedra. The corner-sharing octahedral tilt angles are 50°. The S(1)-O(4) bond length is 1.48 Å. The S(1)-O(5) bond length is 1.50 Å. The S(1)-O(6) bond length is 1.50 Å. The S(1)-O(7) bond length is 1.50 Å. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a water-like geometry to one Zn(2) and one C(1) atom. In the second O site, O(2) is bonded in a water-like geometry to one C(1) and one H(1) atom. In the third O site, O(3) is bonded in a distorted water-like geometry to one Zn(1), one H(5), and one H(6) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Zn(2) and one S(1) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one H(1) and one S(1) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to one S(1) atom. In the seventh O site, O(7) is bonded in a distorted single-bond geometry to one S(1) atom. In the eighth O site, O(8) is bonded in a distorted water-like geometry to one Zn(1), one H(7), and one H(8) atom. Linkers: 4 O=C(O)c1cnccn1. Metal clusters: 4 [Zn]. The MOF has largest included sphere 1.71 A, density 2.20 g/cm3, surface area 3428.48 m2/g, accessible volume 0.09 cm3/g