MnC24H16(NO2)2 crystallizes in the monoclinic C2 space group. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded in an octahedral geometry to two equivalent N(1), two equivalent O(1), and two equivalent O(4) atoms. Both Mn(1)-N(1) bond lengths are 2.23 Å. Both Mn(1)-O(1) bond lengths are 2.10 Å. Both Mn(1)-O(4) bond lengths are 2.11 Å. In the second Mn site, Mn(2) is bonded in an octahedral geometry to two equivalent N(2), two equivalent O(2), and two equivalent O(3) atoms. Both Mn(2)-N(2) bond lengths are 1.97 Å. Both Mn(2)-O(2) bond lengths are 2.10 Å. Both Mn(2)-O(3) bond lengths are 1.97 Å. There are twenty-four inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(3), one O(1), and one O(3) atom. The C(1)-C(3) bond length is 1.49 Å. The C(1)-O(1) bond length is 1.26 Å. The C(1)-O(3) bond length is 1.29 Å. In the second C site, C(2) is bonded in a distorted bent 120 degrees geometry to one C(4), one O(2), and one O(4) atom. The C(2)-C(4) bond length is 1.51 Å. The C(2)-O(2) bond length is 1.27 Å. The C(2)-O(4) bond length is 1.28 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one C(1), one C(13), and one C(5) atom. The C(3)-C(13) bond length is 1.40 Å. The C(3)-C(5) bond length is 1.40 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one C(14), one C(2), and one C(6) atom. The C(4)-C(14) bond length is 1.40 Å. The C(4)-C(6) bond length is 1.40 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(3), one C(7), and one H(1) atom. The C(5)-C(7) 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 distorted single-bond geometry to one C(4), one C(8), and one H(2) atom. The C(6)-C(8) bond length is 1.40 Å. The C(6)-H(2) bond length is 1.09 Å. In the seventh C site, C(7) is bonded in a trigonal planar geometry to one C(19), one C(5), and one C(9) atom. The C(7)-C(19) bond length is 1.47 Å. The C(7)-C(9) bond length is 1.41 Å. In the eighth C site, C(8) is bonded in a trigonal planar geometry to one C(10), one C(20), and one C(6) atom. The C(8)-C(10) bond length is 1.41 Å. The C(8)-C(20) bond length is 1.48 Å. In the ninth C site, C(9) is bonded in a distorted trigonal planar geometry to one C(11), one C(7), and one H(3) atom. The C(9)-C(11) bond length is 1.40 Å. The C(9)-H(3) bond length is 1.09 Å. In the tenth C site, C(10) is bonded in a distorted trigonal planar geometry to one C(12), one C(8), and one H(4) atom. The C(10)-C(12) bond length is 1.40 Å. The C(10)-H(4) bond length is 1.09 Å. In the eleventh C site, C(11) is bonded in a distorted single-bond geometry to one C(9) and one H(5) atom. The C(11)-H(5) bond length is 1.09 Å. In the twelfth C site, C(12) is bonded in a distorted single-bond geometry to one C(10) and one H(6) atom. The C(12)-H(6) bond length is 1.09 Å. In the thirteenth C site, C(13) is bonded in a distorted single-bond geometry to one C(3) and one H(7) atom. The C(13)-H(7) bond length is 1.09 Å. In the fourteenth C site, C(14) is bonded in a distorted single-bond geometry to one C(4) and one H(8) atom. The C(14)-H(8) bond length is 1.09 Å. In the fifteenth C site, C(15) is bonded in a distorted bent 120 degrees geometry to one N(1) and one H(9) atom. The C(15)-N(1) bond length is 1.35 Å. The C(15)-H(9) bond length is 1.09 Å. In the sixteenth C site, C(16) is bonded in a distorted bent 120 degrees geometry to one N(2) and one H(10) atom. The C(16)-N(2) bond length is 1.36 Å. The C(16)-H(10) bond length is 1.09 Å. In the seventeenth C site, C(17) is bonded in a distorted single-bond geometry to one C(19) and one H(11) atom. The C(17)-C(19) bond length is 1.41 Å. The C(17)-H(11) bond length is 1.09 Å. In the eighteenth C site, C(18) is bonded in a distorted single-bond geometry to one C(20) and one H(12,14) atom. The C(18)-C(20) bond length is 1.41 Å. The C(18)-H(12,14) bond length is 1.09 Å. In the nineteenth C site, C(19) is bonded in a trigonal planar geometry to one C(17), one C(21), and one C(7) atom. The C(19)-C(21) bond length is 1.40 Å. In the twentieth C site, C(20) is bonded in a trigonal planar geometry to one C(18), one C(22), and one C(8) atom. The C(20)-C(22) bond length is 1.40 Å. In the twenty-first C site, C(21) is bonded in a distorted single-bond geometry to one C(19), one C(23), and one H(13) atom. The C(21)-C(23) bond length is 1.39 Å. The C(21)-H(13) bond length is 1.09 Å. In the twenty-second C site, C(22) is bonded in a distorted single-bond geometry to one C(20) and one H(12,14) atom. The C(22)-H(12,14) bond length is 1.09 Å. In the twenty-third C site, C(23) is bonded in a distorted trigonal planar geometry to one C(21), one N(1), and one H(15) atom. The C(23)-N(1) bond length is 1.35 Å. The C(23)-H(15) bond length is 1.09 Å. In the twenty-fourth C site, C(24) is bonded in a distorted bent 120 degrees geometry to one N(2) and one H(16) atom. The C(24)-N(2) bond length is 1.36 Å. The C(24)-H(16) bond length is 1.09 Å. There are two inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Mn(1), one C(15), and one C(23) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Mn(2), one C(16), and one C(24) atom. There are fifteen 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(6) 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 single-bond geometry to one C(10) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(11) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(12) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(13) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(14) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(15) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(16) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one C(17) atom. In the twelfth H site, H(12,14) is bonded in a single-bond geometry to one C(18) atom. In the thirteenth H site, H(13) is bonded in a single-bond geometry to one C(21) atom. In the fourteenth H site, H(15) is bonded in a single-bond geometry to one C(23) atom. In the fifteenth H site, H(16) is bonded in a single-bond geometry to one C(24) atom. There are four inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one Mn(1) and one C(1) atom. In the second O site, O(2) is bonded in a distorted linear geometry to one Mn(2) and one C(2) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Mn(2) and one C(1) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Mn(1) and one C(2) atom. Linkers: 4 [O]C(=O)c1cccc(-c2ccncc2)c1. Metal clusters: 2 [Mn]. The MOF has largest included sphere 4.25 A, density 1.35 g/cm3, surface area 4210.97 m2/g, accessible volume 0.26 cm3/g