ZnH2(C3N2)2(CH)8 crystallizes in the trigonal R-3 space group. The structure consists of one hundred and forty-four 02329_fluka molecules inside a ZnH2(C3N2)2 framework. In the ZnH2(C3N2)2 framework, Zn(1) is bonded in a tetrahedral geometry to one N(1), one N(2), one N(3), and one N(4) atom. The Zn(1)-N(1) bond length is 1.99 Å. The Zn(1)-N(2) bond length is 1.98 Å. The Zn(1)-N(3) bond length is 2.00 Å. The Zn(1)-N(4) bond length is 2.01 Å. There are six inequivalent C sites. In the first C site, C(11) is bonded in a distorted single-bond geometry to one N(3) atom. The C(11)-N(3) bond length is 1.39 Å. In the second C site, C(6) is bonded in a distorted single-bond geometry to one N(2) atom. The C(6)-N(2) bond length is 1.39 Å. In the third 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 1.34 Å. The C(1)-N(2) bond length is 1.35 Å. The C(1)-H(1) bond length is 1.09 Å. In the fourth C site, C(2) is bonded in a distorted single-bond geometry to one N(1) atom. The C(2)-N(1) bond length is 1.39 Å. In the fifth C site, C(8) is bonded in a trigonal planar geometry to one N(3), one N(4), and one H(6) atom. The C(8)-N(3) bond length is 1.35 Å. The C(8)-N(4) bond length is 1.35 Å. The C(8)-H(6) bond length is 1.09 Å. In the sixth C site, C(9) is bonded in a distorted single-bond geometry to one N(4) atom. The C(9)-N(4) bond length is 1.39 Å. There are four inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Zn(1), one C(1), and one C(2) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Zn(1), one C(1), and one C(6) atom. In the third N site, N(3) is bonded in a trigonal planar geometry to one Zn(1), one C(11), and one C(8) atom. In the fourth N site, N(4) is bonded in a trigonal planar geometry to one Zn(1), one C(8), and one C(9) atom. There are two inequivalent H sites. In the first H site, H(6) is bonded in a single-bond geometry to one C(8) atom. In the second H site, H(1) is bonded in a single-bond geometry to one C(1) atom. Linkers: 9 C1=Nc2ccccc2[N]1. Metal clusters: 6 [Zn]. The MOF has largest included sphere 5.17 A, density 1.26 g/cm3, surface area 4976.07 m2/g, accessible volume 0.36 cm3/g