ZnC7N5H6Cl crystallizes in the monoclinic Cc space group. Zn(1) is bonded in a tetrahedral geometry to one N(1), one N(4), one N(5), and one Cl(1) atom. The Zn(1)-N(1) bond length is 2.01 Å. The Zn(1)-N(4) bond length is 2.02 Å. The Zn(1)-N(5) bond length is 2.02 Å. The Zn(1)-Cl(1) bond length is 2.21 Å. There are seven inequivalent C sites. In the first C site, C(1) is bonded in a distorted trigonal planar geometry to one C(2), one N(1), and one N(4) atom. The C(1)-C(2) bond length is 1.49 Å. The C(1)-N(1) bond length is 1.34 Å. The C(1)-N(4) bond length is 1.34 Å. In the second C site, C(2) is bonded in a distorted water-like geometry to one C(1), one C(3), one H(1), and one H(2) atom. The C(2)-C(3) bond length is 1.51 Å. The C(2)-H(1) bond length is 1.10 Å. The C(2)-H(2) bond length is 1.10 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one C(2), one C(4), and one C(7) atom. The C(3)-C(4) bond length is 1.40 Å. The C(3)-C(7) bond length is 1.40 Å. In the fourth C site, C(4) is bonded in a distorted trigonal planar geometry to one C(3), one N(5), and one H(3) atom. The C(4)-N(5) bond length is 1.35 Å. The C(4)-H(3) bond length is 1.09 Å. In the fifth C site, C(5) is bonded in a distorted trigonal planar geometry to one C(6), one N(5), and one H(4) atom. The C(5)-C(6) bond length is 1.39 Å. The C(5)-N(5) bond length is 1.35 Å. The C(5)-H(4) bond length is 1.09 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(5) and one H(5) atom. The C(6)-H(5) bond length is 1.09 Å. In the seventh C site, C(7) is bonded in a distorted single-bond geometry to one C(3) and one H(6) atom. The C(7)-H(6) bond length is 1.09 Å. There are five 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 N(2) atom. The N(1)-N(2) bond length is 1.36 Å. In the second N site, N(2) is bonded in a water-like geometry to one N(1) and one N(3) atom. The N(2)-N(3) bond length is 1.30 Å. In the third N site, N(3) is bonded in a water-like geometry to one N(2) and one N(4) atom. The N(3)-N(4) bond length is 1.36 Å. In the fourth N site, N(4) is bonded in a distorted trigonal planar geometry to one Zn(1), one C(1), and one N(3) atom. In the fifth N site, N(5) is bonded in a trigonal planar geometry to one Zn(1), one C(4), and one C(5) atom. There are six inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(2) 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(5) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(6) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(7) atom. Cl(1) is bonded in a single-bond geometry to one Zn(1) atom. Linkers: 2 c1cncc(CC2=NN=N[N]2)c1. Metal clusters: 2 Cl[Zn]. The MOF has largest included sphere 2.12 A, density 1.83 g/cm3, surface area 4297.25 m2/g, accessible volume 0.12 cm3/g