PbC6H4(NO2)2 crystallizes in the monoclinic P2_1/c space group. Pb(1) is bonded in a 6-coordinate geometry to one N(1), one O(1), one O(2), one O(4), and two equivalent O(3) atoms. The Pb(1)-N(1) bond length is 2.58 Å. The Pb(1)-O(1) bond length is 2.52 Å. The Pb(1)-O(2) bond length is 2.50 Å. The Pb(1)-O(4) bond length is 2.76 Å. There is one shorter (2.51 Å) and one longer (2.75 Å) Pb(1)-O(3) bond length. There are six inequivalent C sites. In the first C site, C(4) is bonded in a distorted bent 120 degrees geometry to one C(1), one O(1), and one O(2) atom. The C(4)-C(1) bond length is 1.49 Å. The C(4)-O(1) bond length is 1.29 Å. The C(4)-O(2) bond length is 1.26 Å. In the second C site, C(5) is bonded in a distorted bent 120 degrees geometry to one C(2), one O(3), and one O(4) atom. The C(5)-C(2) bond length is 1.49 Å. The C(5)-O(3) bond length is 1.28 Å. The C(5)-O(4) bond length is 1.26 Å. In the third C site, C(6) is bonded in a distorted trigonal non-coplanar geometry to one C(3), one H(2), one H(3), and one H(4) atom. The C(6)-C(3) bond length is 1.48 Å. The C(6)-H(2) bond length is 1.10 Å. The C(6)-H(3) bond length is 1.10 Å. The C(6)-H(4) bond length is 1.10 Å. In the fourth C site, C(1) is bonded in a distorted single-bond geometry to one C(2), one C(4), and one N(1) atom. The C(1)-C(2) bond length is 1.40 Å. The C(1)-N(1) bond length is 1.38 Å. In the fifth C site, C(2) is bonded in a distorted single-bond geometry to one C(1), one C(5), and one N(2) atom. The C(2)-N(2) bond length is 1.38 Å. In the sixth C site, C(3) is bonded in a distorted trigonal planar geometry to one C(6), one N(1), and one N(2) atom. The C(3)-N(1) bond length is 1.34 Å. The C(3)-N(2) bond length is 1.36 Å. There are two inequivalent N sites. In the first N site, N(1) is bonded in a distorted water-like geometry to one Pb(1), one C(1), and one C(3) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one C(2), one C(3), and one H(1) atom. The N(2)-H(1) bond length is 1.05 Å. There are four inequivalent H sites. In the first H site, H(1) is bonded in a distorted single-bond geometry to one N(2) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(6) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(6) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(6) atom. There are four inequivalent O sites. In the first O site, O(4) is bonded in a single-bond geometry to one Pb(1) and one C(5) atom. In the second O site, O(3) is bonded in a distorted single-bond geometry to two equivalent Pb(1) and one C(5) atom. In the third O site, O(1) is bonded in a distorted single-bond geometry to one Pb(1) and one C(4) atom. In the fourth O site, O(2) is bonded in a distorted single-bond geometry to one Pb(1) and one C(4) atom. Linkers: 4 Cc1nc(C([O])=O)c(C([O])=O)[nH]1. Metal clusters: 4 [Pb]. The MOF has largest included sphere 2.13 A, density 3.20 g/cm3, surface area 1931.79 m2/g, accessible volume 0.04 cm3/g