MnC15H17(NO2)3CHO crystallizes in the triclinic P-1 space group. The structure consists of two methanol molecules inside a MnC15H17(NO2)3 framework. In the MnC15H17(NO2)3 framework, Mn(1) is bonded in a 7-coordinate geometry to one N(3), one O(1), one O(2), one O(3), one O(4), one O(6), and one O(7) atom. The Mn(1)-N(3) bond length is 2.23 Å. The Mn(1)-O(1) bond length is 2.29 Å. The Mn(1)-O(2) bond length is 2.40 Å. The Mn(1)-O(3) bond length is 2.72 Å. The Mn(1)-O(4) bond length is 2.22 Å. The Mn(1)-O(6) bond length is 2.12 Å. The Mn(1)-O(7) bond length is 2.22 Å. There are fifteen inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one C(2), one C(3), and one C(4) atom. The C(1)-C(2) bond length is 1.41 Å. The C(1)-C(3) bond length is 1.41 Å. The C(1)-C(4) bond length is 1.51 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one C(1), one C(3), and one C(5) atom. The C(2)-C(3) bond length is 1.41 Å. The C(2)-C(5) bond length is 1.50 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one C(1), one C(2), and one C(6) atom. The C(3)-C(6) bond length is 1.51 Å. In the fourth C site, C(4) is bonded in a distorted trigonal non-coplanar geometry to one C(1), one N(1), one H(6), and one H(7) atom. The C(4)-N(1) bond length is 1.46 Å. The C(4)-H(6) bond length is 1.10 Å. The C(4)-H(7) bond length is 1.10 Å. In the fifth C site, C(5) is bonded in a distorted trigonal non-coplanar geometry to one C(2), one H(10), one H(8), and one H(9) atom. The C(5)-H(10) bond length is 1.10 Å. The C(5)-H(8) bond length is 1.09 Å. The C(5)-H(9) bond length is 1.10 Å. In the sixth C site, C(6) is bonded in a distorted trigonal non-coplanar geometry to one C(3), one H(11), one H(12), and one H(13) atom. The C(6)-H(11) bond length is 1.10 Å. The C(6)-H(12) bond length is 1.10 Å. The C(6)-H(13) bond length is 1.10 Å. In the seventh C site, C(7) is bonded in a trigonal planar geometry to one N(2), one N(3), and one H(14) atom. The C(7)-N(2) bond length is 1.33 Å. The C(7)-N(3) bond length is 1.37 Å. The C(7)-H(14) bond length is 1.08 Å. In the eighth C site, C(8) is bonded in a trigonal planar geometry to one N(1), one N(3), and one H(15) atom. The C(8)-N(1) bond length is 1.34 Å. The C(8)-N(3) bond length is 1.34 Å. The C(8)-H(15) bond length is 1.08 Å. In the ninth C site, C(9) is bonded in a trigonal planar geometry to one C(10), one C(14), and one C(15) atom. The C(9)-C(10) bond length is 1.40 Å. The C(9)-C(14) bond length is 1.40 Å. The C(9)-C(15) bond length is 1.50 Å. In the tenth C site, C(10) is bonded in a distorted single-bond geometry to one C(11), one C(9), and one H(16) atom. The C(10)-C(11) bond length is 1.40 Å. The C(10)-H(16) bond length is 1.09 Å. In the eleventh C site, C(11) is bonded in a trigonal planar geometry to one C(10), one C(12), and one C(16) atom. The C(11)-C(12) bond length is 1.40 Å. The C(11)-C(16) bond length is 1.50 Å. In the twelfth C site, C(12) is bonded in a distorted single-bond geometry to one C(11) and one H(17) atom. The C(12)-H(17) bond length is 1.09 Å. In the thirteenth C site, C(14) is bonded in a distorted single-bond geometry to one C(9) and one H(18) atom. The C(14)-H(18) bond length is 1.09 Å. In the fourteenth C site, C(15) is bonded in a distorted bent 120 degrees geometry to one C(9), one O(1), and one O(2) atom. The C(15)-O(1) bond length is 1.29 Å. The C(15)-O(2) bond length is 1.27 Å. In the fifteenth C site, C(16) is bonded in a distorted bent 120 degrees geometry to one C(11), one O(3), and one O(4) atom. The C(16)-O(3) bond length is 1.26 Å. The C(16)-O(4) bond length is 1.29 Å. There are three inequivalent N sites. In the first N site, N(1) is bonded in a distorted trigonal planar geometry to one C(4), one C(8), and one N(2) atom. The N(1)-N(2) bond length is 1.36 Å. In the second N site, N(2) is bonded in a distorted water-like geometry to one C(7) and one N(1) atom. In the third N site, N(3) is bonded in a distorted trigonal planar geometry to one Mn(1), one C(7), and one C(8) atom. There are seventeen inequivalent H sites. In the first H site, H(2) is bonded in a distorted linear geometry to one O(3) and one O(6) atom. The H(2)-O(3) bond length is 1.61 Å. The H(2)-O(6) bond length is 1.01 Å. In the second H site, H(3) is bonded in a single-bond geometry to one O(6) atom. The H(3)-O(6) bond length is 0.98 Å. In the third H site, H(4) is bonded in a single-bond geometry to one O(7) atom. The H(4)-O(7) bond length is 0.98 Å. In the fourth H site, H(5) is bonded in a distorted linear geometry to one O(4) and one O(7) atom. The H(5)-O(4) bond length is 1.63 Å. The H(5)-O(7) bond length is 1.00 Å. In the fifth H site, H(6) is bonded in a single-bond geometry to one C(4) atom. In the sixth H site, H(7) is bonded in a single-bond geometry to one C(4) atom. In the seventh H site, H(8) is bonded in a single-bond geometry to one C(5) atom. In the eighth H site, H(9) is bonded in a single-bond geometry to one C(5) atom. In the ninth H site, H(10) is bonded in a single-bond geometry to one C(5) atom. In the tenth H site, H(11) is bonded in a single-bond geometry to one C(6) atom. In the eleventh H site, H(12) is bonded in a single-bond geometry to one C(6) atom. In the twelfth H site, H(13) is bonded in a single-bond geometry to one C(6) atom. In the thirteenth H site, H(14) is bonded in a single-bond geometry to one C(7) atom. In the fourteenth H site, H(15) is bonded in a single-bond geometry to one C(8) atom. In the fifteenth H site, H(16) is bonded in a single-bond geometry to one C(10) atom. In the sixteenth H site, H(17) is bonded in a single-bond geometry to one C(12) atom. In the seventeenth H site, H(18) is bonded in a single-bond geometry to one C(14) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded in a distorted L-shaped geometry to one Mn(1) and one C(15) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one Mn(1) and one C(15) atom. In the third O site, O(3) is bonded in a 2-coordinate geometry to one Mn(1), one C(16), and one H(2) atom. In the fourth O site, O(4) is bonded in a distorted trigonal non-coplanar geometry to one Mn(1), one C(16), and one H(5) atom. In the fifth O site, O(6) is bonded in a 3-coordinate geometry to one Mn(1), one H(2), and one H(3) atom. In the sixth O site, O(7) is bonded in a distorted trigonal non-coplanar geometry to one Mn(1), one H(4), and one H(5) atom. Linkers: 2 [O]C(=O)c1cc(O)cc(C([O])=O)c1. Metal clusters: 2 [Mn]. The MOF has largest included sphere 3.16 A, density 1.50 g/cm3, surface area 4496.57 m2/g, accessible volume 0.17 cm3/g