SrC8H6SO8 crystallizes in the monoclinic P2_1/c space group. Sr(1) is bonded in a 9-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(8), two equivalent O(5), and two equivalent O(6) atoms. The Sr(1)-O(1) bond length is 2.61 Å. The Sr(1)-O(2) bond length is 2.72 Å. The Sr(1)-O(3) bond length is 2.71 Å. The Sr(1)-O(4) bond length is 2.72 Å. The Sr(1)-O(8) bond length is 2.53 Å. There is one shorter (2.57 Å) and one longer (2.74 Å) Sr(1)-O(5) bond length. There is one shorter (2.51 Å) and one longer (2.75 Å) Sr(1)-O(6) bond length. There are eight inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one C(2), one C(6), and one S(1) atom. The C(1)-C(2) bond length is 1.39 Å. The C(1)-C(6) bond length is 1.41 Å. The C(1)-S(1) bond length is 1.79 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(4) atom. The C(2)-C(3) bond length is 1.40 Å. The C(2)-H(4) bond length is 1.09 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one C(2), one C(4), and one C(8) atom. The C(3)-C(4) bond length is 1.40 Å. The C(3)-C(8) bond length is 1.48 Å. In the fourth C site, C(4) is bonded in a distorted single-bond geometry to one C(3) and one H(5) atom. The C(4)-H(5) bond length is 1.09 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(6) and one H(6) atom. The C(5)-C(6) bond length is 1.40 Å. The C(5)-H(6) bond length is 1.09 Å. In the sixth C site, C(6) is bonded in a trigonal planar geometry to one C(1), one C(5), and one C(7) atom. The C(6)-C(7) bond length is 1.50 Å. In the seventh C site, C(7) is bonded in a distorted bent 120 degrees geometry to one C(6), one O(5), and one O(6) atom. The C(7)-O(5) bond length is 1.26 Å. The C(7)-O(6) bond length is 1.27 Å. In the eighth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one C(3), one O(7), and one O(8) atom. The C(8)-O(7) bond length is 1.33 Å. The C(8)-O(8) bond length is 1.24 Å. There are six inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(2) atom. The H(1)-O(2) bond length is 0.99 Å. In the second H site, H(2) is bonded in a single-bond geometry to one O(2) atom. The H(2)-O(2) bond length is 0.99 Å. In the third H site, H(3) is bonded in a linear geometry to one O(2) and one O(7) atom. The H(3)-O(2) bond length is 1.63 Å. The H(3)-O(7) bond length is 1.03 Å. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(2) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(4) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(5) atom. S(1) is bonded in a distorted trigonal non-coplanar geometry to one C(1), one O(1), one O(3), and one O(4) atom. The S(1)-O(1) bond length is 1.48 Å. The S(1)-O(3) bond length is 1.48 Å. The S(1)-O(4) bond length is 1.46 Å. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one Sr(1) and one S(1) atom. In the second O site, O(2) is bonded in a distorted water-like geometry to one Sr(1), one H(1), one H(2), and one H(3) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one Sr(1) and one S(1) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one Sr(1) and one S(1) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to two equivalent Sr(1) and one C(7) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to two equivalent Sr(1) and one C(7) atom. In the seventh O site, O(7) is bonded in a water-like geometry to one C(8) and one H(3) atom. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to one Sr(1) and one C(8) atom. Linkers: 4 [O]C(=O)c1ccc(C(=O)O)cc1S([O])([O])[O]. Metal clusters: 4 [Sr]. The MOF has largest included sphere 1.89 A, density 2.24 g/cm3, surface area 2826.72 m2/g, accessible volume 0.07 cm3/g