CdH10(C8N5)2 crystallizes in the triclinic P1 space group. Cd(1) is bonded in an octahedral geometry to one N(1), one N(10), one N(2), one N(5), one N(6), and one N(9) atom. The Cd(1)-N(1) bond length is 2.35 Å. The Cd(1)-N(10) bond length is 2.35 Å. The Cd(1)-N(2) bond length is 2.35 Å. The Cd(1)-N(5) bond length is 2.36 Å. The Cd(1)-N(6) bond length is 2.37 Å. The Cd(1)-N(9) bond length is 2.35 Å. There are nine inequivalent C sites. In the first C site, C(1,2) is bonded in a distorted trigonal planar geometry to one C(3,4); one N(1); and one H(1,2) atom. The C(1,2)-C(3,4) bond length is 1.39 Å. The C(1,2)-N(1) bond length is 1.35 Å. The C(1,2)-H(1,2) bond length is 1.09 Å. In the second C site, C(3,4) is bonded in a distorted trigonal planar geometry to one C(1,2); one C(5,6); and one H(3,4) atom. The C(3,4)-C(5,6) bond length is 1.40 Å. The C(3,4)-H(3,4) bond length is 1.09 Å. In the third C site, C(5,6) is bonded in a distorted single-bond geometry to one C(3,4); one C(7,8); and one H(5,6) atom. The C(5,6)-C(7,8) bond length is 1.40 Å. The C(5,6)-H(5,6) bond length is 1.09 Å. In the fourth C site, C(7,8) is bonded in a trigonal planar geometry to one C(11,12); one C(5,6); and one C(9,10) atom. The C(7,8)-C(11,12) bond length is 1.46 Å. The C(7,8)-C(9,10) bond length is 1.41 Å. In the fifth C site, C(9,10) is bonded in a distorted trigonal planar geometry to one C(7,8); one N(1); and one H(7,8) atom. The C(9,10)-N(1) bond length is 1.34 Å. The C(9,10)-H(7,8) bond length is 1.09 Å. In the sixth C site, C(11,12) is bonded in a distorted bent 120 degrees geometry to one C(7,8); one N(3,4); and one H(9,10) atom. The C(11,12)-N(3,4) bond length is 1.30 Å. The C(11,12)-H(9,10) bond length is 1.10 Å. In the seventh C site, C(13,14) is bonded in a linear geometry to one N(5) and one N(7) atom. The C(13,14)-N(5) bond length is 1.18 Å. The C(13,14)-N(7) bond length is 1.29 Å. In the eighth C site, C(15) is bonded in a linear geometry to one N(7) and one N(9) atom. The C(15)-N(7) bond length is 1.29 Å. The C(15)-N(9) bond length is 1.18 Å. In the ninth C site, C(16) is bonded in a linear geometry to one N(10) and one N(8) atom. The C(16)-N(10) bond length is 1.18 Å. The C(16)-N(8) bond length is 1.29 Å. There are nine inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Cd(1); one C(1,2); and one C(9,10) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Cd(1); one C(1,2); and one C(9,10) atom. The N(2)-C(1,2) bond length is 1.35 Å. The N(2)-C(9,10) bond length is 1.34 Å. In the third N site, N(3,4) is bonded in a distorted single-bond geometry to one C(11,12) and one N(3,4) atom. The N(3,4)-N(3,4) bond length is 1.39 Å. In the fourth N site, N(5) is bonded in a bent 120 degrees geometry to one Cd(1) and one C(13,14) atom. In the fifth N site, N(6) is bonded in a distorted bent 120 degrees geometry to one Cd(1) and one C(13,14) atom. The N(6)-C(13,14) bond length is 1.18 Å. In the sixth N site, N(7) is bonded in a bent 120 degrees geometry to one C(13,14) and one C(15) atom. In the seventh N site, N(8) is bonded in a bent 120 degrees geometry to one C(13,14) and one C(16) atom. The N(8)-C(13,14) bond length is 1.29 Å. In the eighth N site, N(9) is bonded in a distorted bent 150 degrees geometry to one Cd(1) and one C(15) atom. In the ninth N site, N(10) is bonded in a distorted bent 150 degrees geometry to one Cd(1) and one C(16) atom. There are five inequivalent H sites. In the first H site, H(1,2) is bonded in a single-bond geometry to one C(1,2) atom. In the second H site, H(3,4) is bonded in a single-bond geometry to one C(3,4) atom. In the third H site, H(5,6) is bonded in a single-bond geometry to one C(5,6) atom. In the fourth H site, H(7,8) is bonded in a single-bond geometry to one C(9,10) atom. In the fifth H site, H(9,10) is bonded in a single-bond geometry to one C(11,12) atom. Linkers: 2 [CH]/[C]=C\[N][N][CH]c1cccnc1 ,2 N#C[N]C#N ,1 [CH]([N][N][CH]c1cccnc1)c1cccnc1. Metal clusters: 1 [Cd]. The MOF has largest included sphere 1.90 A, density 1.80 g/cm3, surface area 4454.35 m2/g, accessible volume 0.12 cm3/g