Zn2C3NH10S2O8 crystallizes in the tetragonal P4_2nm space group. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in a distorted trigonal bipyramidal geometry to one N(1), one O(4), one O(5), and two equivalent O(3) atoms. The Zn(1)-N(1) bond length is 2.09 Å. The Zn(1)-O(4) bond length is 2.08 Å. The Zn(1)-O(5) bond length is 2.08 Å. Both Zn(1)-O(3) bond lengths are 2.04 Å. In the second Zn site, Zn(2) is bonded in a tetrahedral geometry to two equivalent O(1) and two equivalent O(2) atoms. Both Zn(2)-O(1) bond lengths are 2.00 Å. Both Zn(2)-O(2) bond lengths are 2.00 Å. There are two inequivalent C sites. In the first C site, C(1) is bonded in a distorted trigonal non-coplanar geometry to one N(1) and two equivalent H(1) atoms. The C(1)-N(1) bond length is 1.49 Å. Both C(1)-H(1) bond lengths are 1.10 Å. In the second C site, C(2) is bonded in a distorted trigonal non-coplanar geometry to one N(1), one H(2), and one H(3) atom. The C(2)-N(1) bond length is 1.49 Å. The C(2)-H(2) bond length is 1.10 Å. The C(2)-H(3) bond length is 1.10 Å. N(1) is bonded in a tetrahedral geometry to one Zn(1), one C(1), and two equivalent C(2) atoms. There are five inequivalent H sites. In the first H site, H(4) is bonded in a distorted single-bond geometry to one O(2) and one O(4) atom. The H(4)-O(2) bond length is 1.66 Å. The H(4)-O(4) bond length is 1.00 Å. In the second H site, H(1) is bonded in a single-bond geometry to one C(1) atom. In the third H site, H(5) is bonded in a distorted single-bond geometry to one O(1) and one O(5) atom. The H(5)-O(1) bond length is 1.67 Å. The H(5)-O(5) bond length is 1.00 Å. In the fourth H site, H(2) is bonded in a single-bond geometry to one C(2) atom. In the fifth H site, H(3) is bonded in a single-bond geometry to one C(2) atom. S(1) is bonded in a trigonal non-coplanar geometry to one O(1), one O(2), and one O(3) atom. The S(1)-O(1) bond length is 1.56 Å. The S(1)-O(2) bond length is 1.56 Å. The S(1)-O(3) bond length is 1.53 Å. There are five inequivalent O sites. In the first O site, O(4) is bonded in a distorted water-like geometry to one Zn(1) and two equivalent H(4) atoms. In the second O site, O(5) is bonded in a distorted water-like geometry to one Zn(1) and two equivalent H(5) atoms. In the third O site, O(1) is bonded in a trigonal planar geometry to one Zn(2), one H(5), and one S(1) atom. In the fourth O site, O(2) is bonded in a trigonal planar geometry to one Zn(2), one H(4), and one S(1) atom. In the fifth O site, O(3) is bonded in a bent 120 degrees geometry to one Zn(1) and one S(1) atom. Linkers: 2 C1CN2CCN1CC2. Metal clusters: 8 [Zn]. The MOF has largest included sphere 3.27 A, density 2.35 g/cm3, surface area 3202.55 m2/g, accessible volume 0.11 cm3/g