ZnH10(C5N2)3 crystallizes in the tetragonal I4_1/a space group. Zn(1) is bonded in a tetrahedral geometry to one N(1), one N(2), one N(4), and one N(6) atom. The Zn(1)-N(1) bond length is 2.02 Å. The Zn(1)-N(2) bond length is 1.98 Å. The Zn(1)-N(4) bond length is 2.01 Å. The Zn(1)-N(6) bond length is 2.01 Å. There are fifteen inequivalent C sites. In the first C site, C(11) is bonded in a trigonal planar geometry to one N(1), one N(2), and one H(6) atom. The C(11)-N(1) bond length is 1.35 Å. The C(11)-N(2) bond length is 1.35 Å. The C(11)-H(6) bond length is 1.09 Å. In the second C site, C(12) is bonded in a trigonal planar geometry to one N(3), one N(4), and one H(7) atom. The C(12)-N(3) bond length is 1.34 Å. The C(12)-N(4) bond length is 1.36 Å. The C(12)-H(7) bond length is 1.09 Å. In the third C site, C(13) is bonded in a distorted bent 120 degrees geometry to one C(8), one N(4), and one H(8) atom. The C(13)-C(8) bond length is 1.39 Å. The C(13)-N(4) bond length is 1.38 Å. The C(13)-H(8) bond length is 1.09 Å. In the fourth C site, C(14) is bonded in a trigonal planar geometry to one N(5), one N(6), and one H(9) atom. The C(14)-N(5) bond length is 1.35 Å. The C(14)-N(6) bond length is 1.34 Å. The C(14)-H(9) bond length is 1.08 Å. In the fifth C site, C(15) is bonded in a distorted bent 120 degrees geometry to one N(6) and one H(10) atom. The C(15)-N(6) bond length is 1.38 Å. The C(15)-H(10) bond length is 1.08 Å. In the sixth C site, C(1) is bonded in a trigonal planar geometry to one C(2), one C(6), and one C(7) atom. The C(1)-C(2) bond length is 1.40 Å. The C(1)-C(6) bond length is 1.40 Å. The C(1)-C(7) bond length is 1.47 Å. In the seventh C site, C(2) is bonded in a single-bond geometry to one C(1), one C(3), and one H(2) atom. The C(2)-C(3) bond length is 1.40 Å. The C(2)-H(2) bond length is 1.09 Å. In the eighth C site, C(3) is bonded in a trigonal planar geometry to one C(2), one C(4), and one C(8) atom. The C(3)-C(4) bond length is 1.40 Å. The C(3)-C(8) bond length is 1.46 Å. In the ninth C site, C(4) is bonded in a distorted trigonal planar geometry to one C(3), one C(5), and one H(3) atom. The C(4)-C(5) bond length is 1.40 Å. The C(4)-H(3) bond length is 1.09 Å. In the tenth C site, C(5) is bonded in a trigonal planar geometry to one C(4), one C(6), and one C(9) atom. The C(5)-C(6) bond length is 1.41 Å. The C(5)-C(9) bond length is 1.46 Å. In the eleventh C site, C(6) is bonded in a distorted single-bond geometry to one C(1), one C(5), and one H(4) atom. The C(6)-H(4) bond length is 1.09 Å. In the twelfth C site, C(7) is bonded in a distorted single-bond geometry to one C(1), one C(10), and one N(1) atom. The C(7)-C(10) bond length is 1.38 Å. The C(7)-N(1) bond length is 1.39 Å. In the thirteenth C site, C(8) is bonded in a distorted trigonal planar geometry to one C(13), one C(3), and one N(3) atom. The C(8)-N(3) bond length is 1.39 Å. In the fourteenth C site, C(9) is bonded in a distorted single-bond geometry to one C(5) and one N(5) atom. The C(9)-N(5) bond length is 1.39 Å. In the fifteenth C site, C(10) is bonded in a distorted bent 120 degrees geometry to one C(7), one N(2), and one H(5) atom. The C(10)-N(2) bond length is 1.38 Å. The C(10)-H(5) bond length is 1.08 Å. There are six inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Zn(1), one C(11), and one C(7) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Zn(1), one C(10), and one C(11) atom. In the third N site, N(3) is bonded in a trigonal planar geometry to one C(12), one C(8), and one H(1) atom. The N(3)-H(1) bond length is 1.61 Å. In the fourth N site, N(4) is bonded in a trigonal planar geometry to one Zn(1), one C(12), and one C(13) atom. In the fifth N site, N(5) is bonded in a distorted trigonal planar geometry to one C(14), one C(9), and one H(1) atom. The N(5)-H(1) bond length is 1.09 Å. In the sixth N site, N(6) is bonded in a trigonal planar geometry to one Zn(1), one C(14), and one C(15) atom. There are ten inequivalent H sites. In the first H site, H(1) is bonded in a linear geometry to one N(3) and one N(5) 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(4) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(6) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(10) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(11) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(12) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(13) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(14) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(15) atom. Linkers: 4 C1=NC=C(c2cc([C]3C=NC=N3)cc(-c3cnc[nH]3)c2)[N]1 ,4 C1=NC=N[C]1c1cc([C]2C=NC=N2)cc(-c2cnc[nH]2)c1. Metal clusters: 8 [Zn]. The MOF has largest included sphere 6.94 A, density 1.09 g/cm3, surface area 4341.50 m2/g, accessible volume 0.46 cm3/g