AgC5H7(NO)2 crystallizes in the monoclinic C2/c space group. There are two inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a 4-coordinate geometry to one N(1), one N(4), one O(1), and one O(2) atom. The Ag(1)-N(1) bond length is 2.52 Å. The Ag(1)-N(4) bond length is 2.50 Å. The Ag(1)-O(1) bond length is 2.20 Å. The Ag(1)-O(2) bond length is 2.27 Å. In the second Ag site, Ag(2) is bonded in a 4-coordinate geometry to one N(2), one N(3), one O(3), and one O(4) atom. The Ag(2)-N(2) bond length is 2.20 Å. The Ag(2)-N(3) bond length is 2.23 Å. The Ag(2)-O(3) bond length is 2.56 Å. The Ag(2)-O(4) bond length is 2.57 Å. There are twelve inequivalent C sites. In the first C site, C(1) is bonded to two equivalent N(1) and two equivalent H(1) atoms to form corner-sharing CH2N2 tetrahedra. Both C(1)-N(1) bond lengths are 1.48 Å. Both C(1)-H(1) bond lengths are 1.10 Å. In the second C site, C(2) is bonded to one N(1), one N(2), one H(2), and one H(3) atom to form corner-sharing CH2N2 tetrahedra. The C(2)-N(1) bond length is 1.47 Å. The C(2)-N(2) bond length is 1.49 Å. The C(2)-H(2) bond length is 1.09 Å. The C(2)-H(3) bond length is 1.10 Å. In the third C site, C(3) is bonded to one N(1), one N(2), one H(4), and one H(5) atom to form corner-sharing CH2N2 tetrahedra. The C(3)-N(1) bond length is 1.47 Å. The C(3)-N(2) bond length is 1.49 Å. The C(3)-H(4) bond length is 1.10 Å. The C(3)-H(5) bond length is 1.10 Å. In the fourth C site, C(4) is bonded to two equivalent N(2) and two equivalent H(6) atoms to form corner-sharing CH2N2 tetrahedra. Both C(4)-N(2) bond lengths are 1.49 Å. Both C(4)-H(6) bond lengths are 1.10 Å. In the fifth C site, C(5) is bonded to two equivalent N(3) and two equivalent H(7) atoms to form corner-sharing CH2N2 tetrahedra. Both C(5)-N(3) bond lengths are 1.48 Å. Both C(5)-H(7) bond lengths are 1.10 Å. In the sixth C site, C(6) is bonded to one N(3), one N(4), one H(8), and one H(9) atom to form corner-sharing CH2N2 tetrahedra. The C(6)-N(3) bond length is 1.49 Å. The C(6)-N(4) bond length is 1.46 Å. The C(6)-H(8) bond length is 1.10 Å. The C(6)-H(9) bond length is 1.10 Å. In the seventh C site, C(7) is bonded to one N(3), one N(4), one H(10), and one H(11) atom to form corner-sharing CH2N2 tetrahedra. The C(7)-N(3) bond length is 1.50 Å. The C(7)-N(4) bond length is 1.46 Å. The C(7)-H(10) bond length is 1.10 Å. The C(7)-H(11) bond length is 1.10 Å. In the eighth C site, C(8) is bonded to two equivalent N(4) and two equivalent H(12) atoms to form corner-sharing CH2N2 tetrahedra. Both C(8)-N(4) bond lengths are 1.48 Å. Both C(8)-H(12) bond lengths are 1.10 Å. In the ninth C site, C(9) is bonded in a distorted bent 120 degrees geometry to one C(10), one O(1), and one O(2) atom. The C(9)-C(10) bond length is 1.48 Å. The C(9)-O(1) bond length is 1.28 Å. The C(9)-O(2) bond length is 1.28 Å. In the tenth C site, C(10) is bonded in a distorted trigonal planar geometry to one C(11), one C(9), and one H(13) atom. The C(10)-C(11) bond length is 1.35 Å. The C(10)-H(13) bond length is 1.09 Å. In the eleventh C site, C(11) is bonded in a distorted trigonal planar geometry to one C(10), one C(12), and one H(14) atom. The C(11)-C(12) bond length is 1.50 Å. The C(11)-H(14) bond length is 1.10 Å. In the twelfth C site, C(12) is bonded in a distorted bent 120 degrees geometry to one C(11), one O(3), and one O(4) atom. The C(12)-O(3) bond length is 1.27 Å. The C(12)-O(4) bond length is 1.27 Å. There are four inequivalent N sites. In the first N site, N(1) is bonded in a distorted trigonal non-coplanar geometry to one Ag(1), one C(1), one C(2), and one C(3) atom. In the second N site, N(2) is bonded to one Ag(2), one C(2), one C(3), and one C(4) atom to form corner-sharing NAgC3 tetrahedra. In the third N site, N(3) is bonded to one Ag(2), one C(5), one C(6), and one C(7) atom to form corner-sharing NAgC3 tetrahedra. In the fourth N site, N(4) is bonded in a distorted trigonal non-coplanar geometry to one Ag(1), one C(6), one C(7), and one C(8) atom. There are fourteen inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(1) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(2) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(2) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(3) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(3) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(4) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(5) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(6) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(6) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(7) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one C(7) atom. In the twelfth H site, H(12) is bonded in a single-bond geometry to one C(8) atom. In the thirteenth H site, H(13) is bonded in a single-bond geometry to one C(10) atom. In the fourteenth H site, H(14) is bonded in a single-bond geometry to one C(11) atom. There are four inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Ag(1) and one C(9) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Ag(1) and one C(9) atom. In the third O site, O(3) is bonded in a single-bond geometry to one Ag(2) and one C(12) atom. In the fourth O site, O(4) is bonded in a single-bond geometry to one Ag(2) and one C(12) atom. Linkers: 1 [Ag].[Ag].[CH2].[CH2].[CH2].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C]=O.[C]=O.[C]=O.[C]=O.[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N][Ag].[N][Ag].[N][Ag].[N][Ag]([N])[O].[N][Ag]([N])[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O][C]=O ,1 [Ag].[Ag].[Ag].[CH2].[CH2]N([Ag])[CH][N].[CH2][N].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C]=O.[C]=O.[C]=O.[C]=O.[C]N([C])[CH].[C][N][Ag].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N][Ag].[N][Ag]([N])[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O][C]=O.[O][C]=O. Metal clusters: 2 [C]1O[Ag]2O[C]O[Ag]2O1. The MOF has largest included sphere 4.15 A, density 1.85 g/cm3, surface area 2939.45 m2/g, accessible volume 0.23 cm3/g