ThC12H8(N2O5)2 crystallizes in the monoclinic C2/c space group. Th(1) is bonded in a 10-coordinate geometry to two equivalent N(1), two equivalent N(2), two equivalent O(1), two equivalent O(4), and two equivalent O(5) atoms. Both Th(1)-N(1) bond lengths are 2.80 Å. Both Th(1)-N(2) bond lengths are 2.85 Å. Both Th(1)-O(1) bond lengths are 2.35 Å. Both Th(1)-O(4) bond lengths are 2.43 Å. Both Th(1)-O(5) bond lengths are 2.51 Å. There are six inequivalent C sites. In the first C site, C(1) is bonded in a distorted trigonal planar geometry to one C(2), one C(3), and one N(1) atom. The C(1)-C(2) bond length is 1.51 Å. The C(1)-C(3) bond length is 1.40 Å. The C(1)-N(1) bond length is 1.35 Å. In the second C site, C(2) is bonded in a distorted bent 120 degrees geometry to one C(1), one O(1), and one O(2) atom. The C(2)-O(1) bond length is 1.30 Å. The C(2)-O(2) bond length is 1.24 Å. In the third C site, C(3) is bonded in a distorted bent 120 degrees geometry to one C(1), one N(1), and one H(1) atom. The C(3)-N(1) 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 C(6), and one N(2) atom. The C(5)-C(6) bond length is 1.50 Å. The C(5)-N(2) bond length is 1.34 Å. In the sixth C site, C(6) is bonded in a distorted bent 120 degrees geometry to one C(5), one O(3), and one O(4) atom. The C(6)-O(3) bond length is 1.26 Å. The C(6)-O(4) bond length is 1.27 Å. There are two inequivalent N sites. In the first N site, N(1) is bonded in a bent 120 degrees geometry to one Th(1), one C(1), and one C(3) atom. In the second N site, N(2) is bonded in a bent 120 degrees geometry to one Th(1), one C(4), and one C(5) atom. There are four 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 O(5) atom. The H(3)-O(5) bond length is 0.99 Å. In the fourth H site, H(4) is bonded in a distorted single-bond geometry to one O(5) atom. The H(4)-O(5) bond length is 1.00 Å. There are five inequivalent O sites. In the first O site, O(1) is bonded in a 2-coordinate geometry to one Th(1) and one C(2) atom. In the second O site, O(2) is bonded in a single-bond geometry to one C(2) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one C(6) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one Th(1) and one C(6) atom. In the fifth O site, O(5) is bonded in a water-like geometry to one Th(1), one H(3), and one H(4) atom. Linkers: 4 [O]C(=O)c1cnc(C([O])=O)cn1. Metal clusters: 2 [Th]. The MOF has largest included sphere 2.10 A, density 2.69 g/cm3, surface area 2323.08 m2/g, accessible volume 0.08 cm3/g