SrC9H6O7 crystallizes in the triclinic P-1 space group. Sr(1) is bonded to one O(1), one O(4), one O(6), one O(7), two equivalent O(2), and two equivalent O(3) atoms to form distorted edge-sharing SrO8 hexagonal bipyramids. The Sr(1)-O(1) bond length is 2.66 Å. The Sr(1)-O(4) bond length is 2.60 Å. The Sr(1)-O(6) bond length is 2.55 Å. The Sr(1)-O(7) bond length is 2.68 Å. There is one shorter (2.51 Å) and one longer (2.72 Å) Sr(1)-O(2) bond length. There is one shorter (2.54 Å) and one longer (2.72 Å) Sr(1)-O(3) bond length. There are nine 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 1.27 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one C(1), one C(3), and one C(9) atom. The C(2)-C(3) bond length is 1.41 Å. The C(2)-C(9) bond length is 1.40 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(5) atom. The C(3)-C(4) bond length is 1.50 Å. The C(3)-C(5) bond length is 1.39 Å. In the fourth C site, C(4) is bonded in a distorted bent 120 degrees geometry to one C(3), one O(3), and one O(4) atom. The C(4)-O(3) bond length is 1.28 Å. The C(4)-O(4) bond length is 1.27 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(3), one C(6), and one H(1) atom. The C(5)-C(6) bond length is 1.40 Å. The C(5)-H(1) bond length is 1.09 Å. In the sixth C site, C(6) is bonded in a trigonal planar geometry to one C(5), one C(7), and one C(8) atom. The C(6)-C(7) bond length is 1.49 Å. The C(6)-C(8) bond length is 1.40 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 1.32 Å. The C(7)-O(6) bond length is 1.24 Å. In the eighth C site, C(8) is bonded in a distorted single-bond geometry to one C(6) and one H(2) atom. The C(8)-H(2) bond length is 1.09 Å. In the ninth C site, C(9) is bonded in a distorted single-bond geometry to one C(2) and one H(3) atom. The C(9)-H(3) bond length is 1.09 Å. There are six inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(5) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(8) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(9) atom. In the fourth H site, H(4) is bonded in a linear geometry to one O(5) and one O(7) atom. The H(4)-O(5) bond length is 1.05 Å. The H(4)-O(7) bond length is 1.50 Å. In the fifth H site, H(5) is bonded in a distorted linear geometry to one O(1) and one O(7) atom. The H(5)-O(1) bond length is 1.59 Å. The H(5)-O(7) bond length is 1.01 Å. In the sixth H site, H(6) is bonded in a distorted single-bond geometry to one O(4) and one O(7) atom. The H(6)-O(4) bond length is 1.64 Å. The H(6)-O(7) bond length is 1.00 Å. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Sr(1), one C(1), and one H(5) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to two equivalent Sr(1) and one C(1) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to two equivalent Sr(1) and one C(4) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Sr(1), one C(4), and one H(6) atom. In the fifth O site, O(5) is bonded in a water-like geometry to one C(7) and one H(4) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to one Sr(1) and one C(7) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Sr(1), one H(4), one H(5), and one H(6) atom. Linkers: 2 [O]C(=O)c1ccc(C(=O)O)cc1C([O])=O. Metal clusters: 2 [Sr]. RCSR code: bnn. The MOF has largest included sphere 1.52 A, density 2.13 g/cm3, surface area 3139.77 m2/g, accessible volume 0.07 cm3/g