Fe3Cu2C21N2H10TeO9 is Indium-like structured and crystallizes in the triclinic P-1 space group. The structure is zero-dimensional and consists of two Fe3Cu2C21N2H10TeO9 clusters. There are three inequivalent Fe sites. In the first Fe site, Fe(1) is bonded in a 3-coordinate geometry to one C(1), one C(2), one C(3), and one Te(1) atom. The Fe(1)-C(1) bond length is 1.75 Å. The Fe(1)-C(2) bond length is 1.76 Å. The Fe(1)-C(3) bond length is 1.79 Å. The Fe(1)-Te(1) bond length is 2.49 Å. In the second Fe site, Fe(2) is bonded in a 3-coordinate geometry to one C(4), one C(5), one C(6), and one Te(1) atom. The Fe(2)-C(4) bond length is 1.76 Å. The Fe(2)-C(5) bond length is 1.77 Å. The Fe(2)-C(6) bond length is 1.75 Å. The Fe(2)-Te(1) bond length is 2.50 Å. In the third Fe site, Fe(3) is bonded in a 3-coordinate geometry to one C(7), one C(8), one C(9), and one Te(1) atom. The Fe(3)-C(7) bond length is 1.78 Å. The Fe(3)-C(8) bond length is 1.75 Å. The Fe(3)-C(9) bond length is 1.75 Å. The Fe(3)-Te(1) bond length is 2.47 Å. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a 1-coordinate geometry to one C(2) and one N(1) atom. The Cu(1)-C(2) bond length is 2.32 Å. The Cu(1)-N(1) bond length is 1.94 Å. In the second Cu site, Cu(2) is bonded in a 4-coordinate geometry to one C(3), one C(5), one C(7), and one N(2) atom. The Cu(2)-C(3) bond length is 2.21 Å. The Cu(2)-C(5) bond length is 2.29 Å. The Cu(2)-C(7) bond length is 2.16 Å. The Cu(2)-N(2) bond length is 1.99 Å. There are twenty-one inequivalent C sites. In the first C site, C(1) is bonded in a linear geometry to one Fe(1) and one O(1) atom. The C(1)-O(1) bond length is 1.17 Å. In the second C site, C(2) is bonded in a 3-coordinate geometry to one Fe(1), one Cu(1), and one O(2) atom. The C(2)-O(2) bond length is 1.17 Å. In the third C site, C(3) is bonded in a 2-coordinate geometry to one Fe(1), one Cu(2), and one O(3) atom. The C(3)-O(3) bond length is 1.18 Å. In the fourth C site, C(4) is bonded in a linear geometry to one Fe(2) and one O(4) atom. The C(4)-O(4) bond length is 1.17 Å. In the fifth C site, C(5) is bonded in a 2-coordinate geometry to one Fe(2), one Cu(2), and one O(5) atom. The C(5)-O(5) bond length is 1.18 Å. In the sixth C site, C(6) is bonded in a linear geometry to one Fe(2) and one O(6) atom. The C(6)-O(6) bond length is 1.17 Å. In the seventh C site, C(7) is bonded in a 3-coordinate geometry to one Fe(3), one Cu(2), and one O(7) atom. The C(7)-O(7) bond length is 1.18 Å. In the eighth C site, C(8) is bonded in a linear geometry to one Fe(3) and one O(8) atom. The C(8)-O(8) bond length is 1.17 Å. In the ninth C site, C(9) is bonded in a linear geometry to one Fe(3) and one O(9) atom. The C(9)-O(9) bond length is 1.17 Å. In the tenth C site, C(10) is bonded in a distorted trigonal planar geometry to one C(11), one N(1), and one H(1) atom. The C(10)-C(11) bond length is 1.39 Å. The C(10)-N(1) bond length is 1.35 Å. The C(10)-H(1) bond length is 1.09 Å. In the eleventh C site, C(11) is bonded in a distorted trigonal planar geometry to one C(10), one C(12), and one H(2) atom. The C(11)-C(12) bond length is 1.41 Å. The C(11)-H(2) bond length is 1.09 Å. In the twelfth C site, C(12) is bonded in a trigonal planar geometry to one C(11), one C(13), and one C(15) atom. The C(12)-C(13) bond length is 1.41 Å. The C(12)-C(15) bond length is 1.46 Å. In the thirteenth C site, C(13) is bonded in a distorted trigonal planar geometry to one C(12), one C(14), and one H(3) atom. The C(13)-C(14) bond length is 1.38 Å. The C(13)-H(3) bond length is 1.09 Å. In the fourteenth C site, C(14) is bonded in a distorted trigonal planar geometry to one C(13), one N(1), and one H(4) atom. The C(14)-N(1) bond length is 1.36 Å. The C(14)-H(4) bond length is 1.09 Å. In the fifteenth C site, C(15) is bonded in a distorted single-bond geometry to one C(12) and one H(5) atom. The C(15)-H(5) bond length is 1.09 Å. In the sixteenth C site, C(16) is bonded in a distorted trigonal planar geometry to one C(17), one N(2), and one H(6) atom. The C(16)-C(17) bond length is 1.39 Å. The C(16)-N(2) bond length is 1.35 Å. The C(16)-H(6) bond length is 1.09 Å. In the seventeenth C site, C(17) is bonded in a distorted single-bond geometry to one C(16), one C(18), and one H(7) atom. The C(17)-C(18) bond length is 1.41 Å. The C(17)-H(7) bond length is 1.09 Å. In the eighteenth C site, C(18) is bonded in a trigonal planar geometry to one C(17), one C(19), and one C(21) atom. The C(18)-C(19) bond length is 1.41 Å. The C(18)-C(21) bond length is 1.45 Å. In the nineteenth C site, C(19) is bonded in a distorted trigonal planar geometry to one C(18), one C(20), and one H(8) atom. The C(19)-C(20) bond length is 1.38 Å. The C(19)-H(8) bond length is 1.09 Å. In the twentieth C site, C(20) is bonded in a distorted trigonal planar geometry to one C(19), one N(2), and one H(9) atom. The C(20)-N(2) bond length is 1.36 Å. The C(20)-H(9) bond length is 1.09 Å. In the twenty-first C site, C(21) is bonded in a distorted single-bond geometry to one C(18) and one H(10) atom. The C(21)-H(10) bond length is 1.09 Å. There are two inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Cu(1), one C(10), and one C(14) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Cu(2), one C(16), and one C(20) atom. There are ten inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(10) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(11) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(13) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(14) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(15) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(16) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(17) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(19) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(20) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(21) atom. Te(1) is bonded in a 3-coordinate geometry to one Fe(1), one Fe(2), and one Fe(3) atom. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a single-bond geometry to one C(1) atom. In the second O site, O(2) is bonded in a single-bond geometry to one C(2) atom. In the third O site, O(3) is bonded in a single-bond geometry to one C(3) atom. In the fourth O site, O(4) is bonded in a single-bond geometry to one C(4) atom. In the fifth O site, O(5) is bonded in a single-bond geometry to one C(5) atom. In the sixth O site, O(6) is bonded in a single-bond geometry to one C(6) atom. In the seventh O site, O(7) is bonded in a single-bond geometry to one C(7) atom. In the eighth O site, O(8) is bonded in a single-bond geometry to one C(8) atom. In the ninth O site, O(9) is bonded in a single-bond geometry to one C(9) atom. Linkers: 2 C(=C/c1ccncc1)\c1ccncc1. Metal clusters: 6 [Fe] ,4 [Cu]. The MOF has largest included sphere 2.22 A, density 2.31 g/cm3, surface area 3043.98 m2/g, accessible volume 0.07 cm3/g