RbC6H2(NO3)3 crystallizes in the monoclinic C2/c space group. Rb(1) is bonded in a 10-coordinate geometry to one O(1), one O(10), one O(3), one O(5), one O(6), one O(8), two equivalent O(2), and two equivalent O(7) atoms. The Rb(1)-O(1) bond length is 3.09 Å. The Rb(1)-O(10) bond length is 3.21 Å. The Rb(1)-O(3) bond length is 2.98 Å. The Rb(1)-O(5) bond length is 3.00 Å. The Rb(1)-O(6) bond length is 3.04 Å. The Rb(1)-O(8) bond length is 3.21 Å. There is one shorter (2.96 Å) and one longer (3.23 Å) Rb(1)-O(2) bond length. There is one shorter (3.17 Å) and one longer (3.21 Å) Rb(1)-O(7) bond length. There are eight inequivalent C sites. In the first C site, C(1) is bonded in a distorted single-bond geometry to two equivalent C(2) and one O(1) atom. Both C(1)-C(2) bond lengths are 1.48 Å. The C(1)-O(1) bond length is 1.24 Å. In the second C site, C(2) is bonded in a distorted trigonal planar geometry to one C(1), one C(3), and one N(1) atom. The C(2)-C(3) bond length is 1.43 Å. The C(2)-N(1) bond length is 1.40 Å. In the third C site, C(3) is bonded in a distorted single-bond geometry to one C(2), one C(4), and one O(4) atom. The C(3)-C(4) bond length is 1.41 Å. The C(3)-O(4) bond length is 1.32 Å. In the fourth C site, C(4) is bonded in a distorted trigonal planar geometry to two equivalent C(3) and one N(2) atom. The C(4)-N(2) bond length is 1.44 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to two equivalent C(6) and one O(6) atom. Both C(5)-C(6) bond lengths are 1.46 Å. The C(5)-O(6) bond length is 1.25 Å. In the sixth C site, C(6) is bonded in a distorted trigonal planar geometry to one C(5), one C(7), and one N(3) atom. The C(6)-C(7) bond length is 1.39 Å. The C(6)-N(3) bond length is 1.44 Å. In the seventh C site, C(7) is bonded in a distorted single-bond geometry to one C(6), one C(8), and one O(9) atom. The C(7)-C(8) bond length is 1.44 Å. The C(7)-O(9) bond length is 1.32 Å. In the eighth C site, C(8) is bonded in a distorted trigonal planar geometry to two equivalent C(7) and one N(4) atom. The C(8)-N(4) bond length is 1.39 Å. There are four inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one C(2), one O(2), and one O(3) atom. The N(1)-O(2) bond length is 1.24 Å. The N(1)-O(3) bond length is 1.31 Å. In the second N site, N(2) is bonded in a trigonal planar geometry to one C(4) and two equivalent O(5) atoms. Both N(2)-O(5) bond lengths are 1.24 Å. In the third N site, N(3) is bonded in a trigonal planar geometry to one C(6), one O(7), and one O(8) atom. The N(3)-O(7) bond length is 1.25 Å. The N(3)-O(8) bond length is 1.25 Å. In the fourth N site, N(4) is bonded in a trigonal planar geometry to one C(8) and two equivalent O(10) atoms. Both N(4)-O(10) bond lengths are 1.28 Å. There are two inequivalent H sites. In the first H site, H(1) is bonded in a bent 150 degrees geometry to one O(3) and one O(4) atom. The H(1)-O(3) bond length is 1.40 Å. The H(1)-O(4) bond length is 1.06 Å. In the second H site, H(2) is bonded in a bent 150 degrees geometry to one O(10) and one O(9) atom. The H(2)-O(10) bond length is 1.58 Å. The H(2)-O(9) bond length is 1.02 Å. There are ten inequivalent O sites. In the first O site, O(10) is bonded in a water-like geometry to one Rb(1), one N(4), and one H(2) atom. In the second O site, O(1) is bonded in a single-bond geometry to two equivalent Rb(1) and one C(1) atom. In the third O site, O(2) is bonded in a distorted single-bond geometry to two equivalent Rb(1) and one N(1) atom. In the fourth O site, O(3) is bonded in a distorted water-like geometry to one Rb(1), one N(1), and one H(1) atom. In the fifth O site, O(4) is bonded in a water-like geometry to one C(3) and one H(1) atom. In the sixth O site, O(5) is bonded in a distorted single-bond geometry to one Rb(1) and one N(2) atom. In the seventh O site, O(6) is bonded in a single-bond geometry to two equivalent Rb(1) and one C(5) atom. In the eighth O site, O(7) is bonded in a single-bond geometry to two equivalent Rb(1) and one N(3) atom. In the ninth O site, O(8) is bonded in a single-bond geometry to one Rb(1) and one N(3) atom. In the tenth O site, O(9) is bonded in a water-like geometry to one C(7) and one H(2) atom. Linkers: 2 O=C1[C]([N+](=O)[O-])C(O)=C([N+](=O)[O-])C(O)=C1[N+](=O)[O-] ,2 O=C1C([N+](=O)[O-])=C(O)[C]([N+](=O)[O-])C(O)=C1[N+](=O)[O-]. Metal clusters: 4 [Rb]. The MOF has largest included sphere 1.46 A, density 2.32 g/cm3, surface area 2949.40 m2/g, accessible volume 0.06 cm3/g