ZnH2(CN2)5 crystallizes in the orthorhombic P2_12_12_1 space group. Zn(1) is bonded in a trigonal bipyramidal geometry to one N(1), one N(10), one N(4), one N(6), and one N(7) atom. The Zn(1)-N(1) bond length is 2.20 Å. The Zn(1)-N(10) bond length is 2.04 Å. The Zn(1)-N(4) bond length is 2.03 Å. The Zn(1)-N(6) bond length is 2.11 Å. The Zn(1)-N(7) bond length is 2.08 Å. There are five inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one N(1), one N(2), and one H(1) atom. The C(1)-N(1) bond length is 1.33 Å. The C(1)-N(2) bond length is 1.35 Å. The C(1)-H(1) bond length is 0.89 Å. In the second C site, C(2) is bonded in a distorted single-bond geometry to one C(3), one C(4), and one N(2) atom. The C(2)-C(3) bond length is 1.45 Å. The C(2)-C(4) bond length is 1.37 Å. The C(2)-N(2) bond length is 1.38 Å. In the third C site, C(3) is bonded in a distorted trigonal planar geometry to one C(2), one N(3), and one N(6) atom. The C(3)-N(3) bond length is 1.32 Å. The C(3)-N(6) bond length is 1.33 Å. In the fourth C site, C(4) is bonded in a distorted single-bond geometry to one C(2), one C(5), and one N(1) atom. The C(4)-C(5) bond length is 1.44 Å. The C(4)-N(1) bond length is 1.39 Å. In the fifth C site, C(5) is bonded in a distorted trigonal planar geometry to one C(4), one N(10), and one N(7) atom. The C(5)-N(10) bond length is 1.32 Å. The C(5)-N(7) bond length is 1.33 Å. There are ten inequivalent N sites. In the first N site, N(1) is bonded in a distorted trigonal planar geometry to one Zn(1), one C(1), and one C(4) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one C(1), one C(2), and one H(2) atom. The N(2)-H(2) bond length is 1.11 Å. In the third N site, N(3) is bonded in a distorted water-like geometry to one C(3) and one N(4) atom. The N(3)-N(4) bond length is 1.34 Å. In the fourth N site, N(4) is bonded in a distorted trigonal planar geometry to one Zn(1), one N(3), and one N(5) atom. The N(4)-N(5) bond length is 1.30 Å. In the fifth N site, N(5) is bonded in a water-like geometry to one N(4) and one N(6) atom. The N(5)-N(6) bond length is 1.33 Å. In the sixth N site, N(6) is bonded in a distorted trigonal planar geometry to one Zn(1), one C(3), and one N(5) atom. In the seventh N site, N(7) is bonded in a distorted bent 120 degrees geometry to one Zn(1), one C(5), and one N(8) atom. The N(7)-N(8) bond length is 1.35 Å. In the eighth N site, N(8) is bonded in a water-like geometry to one N(7) and one N(9) atom. The N(8)-N(9) bond length is 1.32 Å. In the ninth N site, N(9) is bonded in a distorted water-like geometry to one N(10) and one N(8) atom. The N(9)-N(10) bond length is 1.36 Å. In the tenth N site, N(10) is bonded in a distorted bent 120 degrees geometry to one Zn(1), one C(5), and one N(9) atom. There are two 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 N(2) atom. Linkers: 4 c1nc(C2=NN=N[N]2)c(C2=NN=N[N]2)[nH]1. Metal clusters: 4 [Zn]. The MOF has largest included sphere 4.77 A, density 1.50 g/cm3, surface area 3293.72 m2/g, accessible volume 0.33 cm3/g