Zn3C10H6(N10O)2 crystallizes in the tetragonal P4_2/mbc space group. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in a distorted tetrahedral geometry to one N(2), one N(6), one N(7), and one N(8) atom. The Zn(1)-N(2) bond length is 2.00 Å. The Zn(1)-N(6) bond length is 2.00 Å. The Zn(1)-N(7) bond length is 2.02 Å. The Zn(1)-N(8) bond length is 2.06 Å. In the second Zn site, Zn(2) is bonded in an octahedral geometry to two equivalent N(1), two equivalent N(10), one O(1), and one O(2) atom. Both Zn(2)-N(1) bond lengths are 2.12 Å. Both Zn(2)-N(10) bond lengths are 2.17 Å. The Zn(2)-O(1) bond length is 2.15 Å. The Zn(2)-O(2) bond length is 2.25 Å. There are five inequivalent C sites. In the first C site, C(5) is bonded in a distorted water-like geometry to one C(3), one N(10), and one N(7) atom. The C(5)-C(3) bond length is 1.44 Å. The C(5)-N(10) bond length is 1.35 Å. The C(5)-N(7) bond length is 1.34 Å. In the second 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 third 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 1.40 Å. The C(2)-C(4) bond length is 1.44 Å. The C(2)-N(2) bond length is 1.38 Å. In the fourth C site, C(4) is bonded in a distorted trigonal planar geometry to one C(2), one N(3), and one N(6) atom. The C(4)-N(3) bond length is 1.34 Å. The C(4)-N(6) bond length is 1.35 Å. In the fifth C site, C(3) is bonded in a distorted single-bond geometry to one C(2), one C(5), and one N(1) atom. The C(3)-N(1) bond length is 1.38 Å. There are ten inequivalent N sites. In the first N site, N(8) is bonded in a distorted trigonal planar geometry to one Zn(1), one N(7), and one N(9) atom. The N(8)-N(7) bond length is 1.36 Å. The N(8)-N(9) bond length is 1.31 Å. In the second N site, N(9) is bonded in a water-like geometry to one N(10) and one N(8) atom. The N(9)-N(10) bond length is 1.33 Å. In the third N site, N(1) is bonded in a distorted trigonal planar geometry to one Zn(2), one C(1), and one C(3) atom. In the fourth N site, N(2) is bonded in a trigonal planar geometry to one Zn(1), one C(1), and one C(2) atom. In the fifth N site, N(10) is bonded in a 3-coordinate geometry to one Zn(2), one C(5), and one N(9) atom. In the sixth N site, N(3) is bonded in a distorted water-like geometry to one C(4) and one N(4) atom. The N(3)-N(4) bond length is 1.34 Å. In the seventh N site, N(4) is bonded in a distorted water-like geometry to one N(3) and one N(5) atom. The N(4)-N(5) bond length is 1.31 Å. In the eighth N site, N(5) is bonded in a 3-coordinate geometry to one N(4), one N(6), and one H(2) atom. The N(5)-N(6) bond length is 1.36 Å. The N(5)-H(2) bond length is 1.84 Å. In the ninth N site, N(6) is bonded in a distorted trigonal planar geometry to one Zn(1), one C(4), and one N(5) atom. In the tenth N site, N(7) is bonded in a distorted trigonal planar geometry to one Zn(1), one C(5), and one N(8) atom. There are three 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(5) and one O(1) atom. The H(2)-O(1) bond length is 0.99 Å. In the third H site, H(3) is bonded in a single-bond geometry to one O(2) atom. The H(3)-O(2) bond length is 0.99 Å. There are two inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal non-coplanar geometry to one Zn(2) and two equivalent H(2) atoms. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Zn(2) and two equivalent H(3) atoms. Linkers: 1 C1=NC(C2=NN=N[N]2)=C(C2=NN=N[N]2)[N]1 ,3 C1=N[C](C2=NN=N[N]2)C(C2=NN=N[N]2)=N1 ,6 O.O.c1nc(C2=NN=N[N]2)c2n1[Zn]1(n3cnc(C4=NN=N[N]4)c3-c3nnnn31)n1nnnc1-2. Metal clusters: 8 N1=N[Zn]N=N[Zn]1 ,2 O.O.[Zn]. The MOF has largest included sphere 3.25 A, density 2.12 g/cm3, surface area 3150.82 m2/g, accessible volume 0.12 cm3/g