ZnC6N3H7SO4 crystallizes in the orthorhombic P2_12_12_1 space group. Zn(1) is bonded in an octahedral geometry to one N(1), one N(2), one N(3), one O(1), one O(3), and one O(4) atom. The Zn(1)-N(1) bond length is 2.23 Å. The Zn(1)-N(2) bond length is 2.21 Å. The Zn(1)-N(3) bond length is 2.03 Å. The Zn(1)-O(1) bond length is 2.23 Å. The Zn(1)-O(3) bond length is 2.13 Å. The Zn(1)-O(4) bond length is 2.08 Å. There are six 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 1.28 Å. The C(1)-O(2) bond length is 1.25 Å. In the second C site, C(2) is bonded in a distorted trigonal planar 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(1) atom. The C(3)-N(2) bond length is 1.34 Å. The C(3)-H(1) bond length is 1.09 Å. In the fourth C site, C(4) is bonded in a distorted bent 120 degrees geometry to one C(5), one N(2), and one H(2) 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(2) 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(3) atom. The C(5)-N(1) bond length is 1.34 Å. The C(5)-H(3) bond length is 1.09 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one N(3) and one S(1) atom. The C(6)-N(3) bond length is 1.19 Å. The C(6)-S(1) bond length is 1.62 Å. There are three inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Zn(1), 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. In the third N site, N(3) is bonded in a bent 150 degrees geometry to one Zn(1) and one C(6) atom. There are seven inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(3) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(4) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(5) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one O(3) atom. The H(4)-O(3) bond length is 0.97 Å. In the fifth H site, H(5) is bonded in a linear geometry to one O(2) and one O(3) atom. The H(5)-O(2) bond length is 1.59 Å. The H(5)-O(3) bond length is 1.01 Å. In the sixth H site, H(6) is bonded in a distorted linear geometry to one O(1) and one O(4) atom. The H(6)-O(1) bond length is 1.64 Å. The H(6)-O(4) bond length is 1.00 Å. In the seventh H site, H(7) is bonded in a single-bond geometry to one O(4) atom. The H(7)-O(4) bond length is 0.99 Å. S(1) is bonded in a single-bond geometry to one C(6) atom. There are four inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Zn(1), one C(1), and one H(6) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one C(1) and one H(5) atom. In the third O site, O(3) is bonded in a distorted trigonal non-coplanar geometry to one Zn(1), one H(4), and one H(5) atom. In the fourth O site, O(4) is bonded in a distorted water-like geometry to one Zn(1), one H(6), and one H(7) atom. Linkers: 4 [O]C(=O)c1cnccn1. Metal clusters: 4 [Zn]. The MOF has largest included sphere 2.34 A, density 1.79 g/cm3, surface area 4083.05 m2/g, accessible volume 0.12 cm3/g