Dy2H6(C6O5)3 crystallizes in the monoclinic C2/c space group. Dy(1) is bonded in a 6-coordinate geometry to one O(2), one O(3), one O(4), one O(5), one O(6), and one O(7) atom. The Dy(1)-O(2) bond length is 2.40 Å. The Dy(1)-O(3) bond length is 2.36 Å. The Dy(1)-O(4) bond length is 2.29 Å. The Dy(1)-O(5) bond length is 2.26 Å. The Dy(1)-O(6) bond length is 2.33 Å. The Dy(1)-O(7) bond length is 2.29 Å. There are nine inequivalent C sites. In the first C site, C(1) is bonded in a distorted single-bond geometry to one C(3) and one H(1) atom. The C(1)-C(3) bond length is 1.37 Å. The C(1)-H(1) bond length is 0.93 Å. In the second C site, C(2) is bonded in a distorted single-bond geometry to one C(5) and one H(2) atom. The C(2)-C(5) bond length is 1.36 Å. The C(2)-H(2) bond length is 0.93 Å. In the third C site, C(3) is bonded in a distorted single-bond geometry to one C(1), one C(4), and one O(1) atom. The C(3)-C(4) bond length is 1.49 Å. The C(3)-O(1) bond length is 1.37 Å. In the fourth C site, C(4) is bonded in a distorted bent 120 degrees geometry to one C(3), one O(2), and one O(4) atom. The C(4)-O(2) bond length is 1.27 Å. The C(4)-O(4) bond length is 1.21 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(2), one C(7), and one O(1) atom. The C(5)-C(7) bond length is 1.46 Å. The C(5)-O(1) bond length is 1.38 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(8), one C(9), and one O(8) atom. The C(6)-C(8) bond length is 1.46 Å. The C(6)-C(9) bond length is 1.35 Å. The C(6)-O(8) bond length is 1.35 Å. In the seventh C site, C(7) is bonded in a distorted bent 120 degrees geometry to one C(5), one O(6), and one O(7) atom. The C(7)-O(6) bond length is 1.28 Å. The C(7)-O(7) bond length is 1.24 Å. In the eighth C site, C(8) is bonded in a bent 120 degrees geometry to one C(6), one O(3), and one O(5) atom. The C(8)-O(3) bond length is 1.24 Å. The C(8)-O(5) bond length is 1.25 Å. In the ninth C site, C(9) is bonded in a distorted single-bond geometry to one C(6) and one H(3) atom. The C(9)-H(3) bond length is 0.93 Å. There are three inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(1) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(2) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(9) atom. There are eight inequivalent O sites. In the first O site, O(8) is bonded in a water-like geometry to two equivalent C(6) atoms. In the second O site, O(1) is bonded in a water-like geometry to one C(3) and one C(5) atom. In the third O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Dy(1) and one C(4) atom. In the fourth O site, O(3) is bonded in a distorted water-like geometry to one Dy(1) and one C(8) atom. In the fifth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Dy(1) and one C(4) atom. In the sixth O site, O(5) is bonded in a distorted linear geometry to one Dy(1) and one C(8) atom. In the seventh O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Dy(1) and one C(7) atom. In the eighth O site, O(7) is bonded in a bent 150 degrees geometry to one Dy(1) and one C(7) atom. Linkers: 12 [O]C(=O)c1ccc(C([O])=O)o1. Metal clusters: 8 [Dy]. The MOF has largest included sphere 5.64 A, density 1.59 g/cm3, surface area 2627.46 m2/g, accessible volume 0.35 cm3/g