PrC6H6SO8CH crystallizes in the orthorhombic P2_12_12_1 space group. The structure consists of four 02329_fluka molecules inside a PrC6H6SO8 framework. In the PrC6H6SO8 framework, Pr(1) is bonded in a 8-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), one O(6), one O(7), and one O(8) atom. The Pr(1)-O(1) bond length is 2.58 Å. The Pr(1)-O(2) bond length is 2.53 Å. The Pr(1)-O(3) bond length is 2.48 Å. The Pr(1)-O(4) bond length is 2.38 Å. The Pr(1)-O(5) bond length is 2.44 Å. The Pr(1)-O(6) bond length is 2.46 Å. The Pr(1)-O(7) bond length is 2.47 Å. The Pr(1)-O(8) bond length is 2.55 Å. There are six inequivalent C sites. In the first C site, C(1) is bonded in a bent 120 degrees geometry to one C(6), one O(4), and one O(5) atom. The C(1)-C(6) bond length is 1.49 Å. The C(1)-O(4) bond length is 1.28 Å. The C(1)-O(5) bond length is 1.28 Å. In the second C site, C(2) is bonded in a distorted single-bond geometry to one C(7) and one H(2) atom. The C(2)-C(7) bond length is 1.40 Å. The C(2)-H(2) bond length is 1.09 Å. In the third C site, C(4) is bonded in a distorted single-bond geometry to one C(6) and one O(6) atom. The C(4)-C(6) bond length is 1.43 Å. The C(4)-O(6) bond length is 1.33 Å. In the fourth C site, C(5) is bonded in a distorted single-bond geometry to one C(6), one C(7), and one H(3) atom. The C(5)-C(6) bond length is 1.40 Å. The C(5)-C(7) bond length is 1.39 Å. The C(5)-H(3) bond length is 1.09 Å. In the fifth C site, C(6) is bonded in a trigonal planar geometry to one C(1), one C(4), and one C(5) atom. In the sixth C site, C(7) is bonded in a trigonal planar geometry to one C(2), one C(5), and one S(1) atom. The C(7)-S(1) bond length is 1.76 Å. There are six inequivalent H sites. In the first H site, H(2) is bonded in a single-bond geometry to one C(2) atom. In the second H site, H(3) is bonded in a single-bond geometry to one C(5) atom. In the third H site, H(4) is bonded in a single-bond geometry to one O(8) atom. The H(4)-O(8) bond length is 0.98 Å. In the fourth H site, H(5) is bonded in a single-bond geometry to one O(7) atom. The H(5)-O(7) bond length is 1.00 Å. In the fifth H site, H(6) is bonded in a single-bond geometry to one O(8) atom. The H(6)-O(8) bond length is 0.98 Å. In the sixth H site, H(7) is bonded in a single-bond geometry to one O(7) atom. The H(7)-O(7) bond length is 0.99 Å. S(1) is bonded in a distorted trigonal non-coplanar geometry to one C(7), one O(1), one O(2), and one O(3) atom. The S(1)-O(1) bond length is 1.48 Å. The S(1)-O(2) bond length is 1.48 Å. The S(1)-O(3) bond length is 1.47 Å. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one Pr(1) and one S(1) atom. In the second O site, O(2) is bonded in a distorted bent 150 degrees geometry to one Pr(1) and one S(1) atom. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one Pr(1) and one S(1) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Pr(1) and one C(1) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Pr(1) and one C(1) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to one Pr(1) and one C(4) atom. In the seventh O site, O(7) is bonded in a distorted bent 120 degrees geometry to one Pr(1), one H(5), and one H(7) atom. In the eighth O site, O(8) is bonded in a water-like geometry to one Pr(1), one H(4), and one H(6) atom. Linkers: 4 [O]C(=O)c1cc(S([O])([O])[O])ccc1[O]. Metal clusters: 4 [Pr]. The MOF has largest included sphere 1.21 A, density 2.78 g/cm3, surface area 2257.04 m2/g, accessible volume 0.04 cm3/g