C3NH4ZnC9NH6O2Br2 is Indium-derived structured and crystallizes in the triclinic P1 space group. The structure is zero-dimensional and consists of two trimethylamine molecules and two ZnC9NH6O2Br2 clusters. In each ZnC9NH6O2Br2 cluster, Zn(1) is bonded in a tetrahedral geometry to one N(1), one O(1), one Br(1), and one Br(3) atom. The Zn(1)-N(1) bond length is 2.12 Å. The Zn(1)-O(1) bond length is 2.00 Å. The Zn(1)-Br(1) bond length is 2.39 Å. The Zn(1)-Br(3) bond length is 2.40 Å. There are nine inequivalent C sites. In the first C site, C(1,2) is bonded in a distorted trigonal planar geometry to one C(3,4); one N(1); and one H(1,2) atom. The C(1,2)-C(3,4) bond length is 1.39 Å. The C(1,2)-N(1) bond length is 1.35 Å. The C(1,2)-H(1,2) bond length is 1.09 Å. In the second C site, C(3,4) is bonded in a distorted single-bond geometry to one C(1,2); one C(9); and one H(3,4) atom. The C(3,4)-C(9) bond length is 1.41 Å. The C(3,4)-H(3,4) bond length is 1.09 Å. In the third C site, C(5,6) is bonded in a distorted trigonal planar geometry to one C(7,8); one N(1); and one H(5,6) atom. The C(5,6)-C(7,8) bond length is 1.39 Å. The C(5,6)-N(1) bond length is 1.34 Å. The C(5,6)-H(5,6) bond length is 1.09 Å. In the fourth C site, C(7,8) is bonded in a distorted single-bond geometry to one C(5,6); one C(9); and one H(7,8) atom. The C(7,8)-C(9) bond length is 1.40 Å. The C(7,8)-H(7,8) bond length is 1.09 Å. In the fifth C site, C(9) is bonded in a trigonal planar geometry to one C(11,12); one C(3,4); and one C(7,8) atom. The C(9)-C(11,12) bond length is 1.48 Å. In the sixth C site, C(11,12) is bonded in a trigonal planar geometry to one C(13), one C(17), and one C(9) atom. The C(11,12)-C(13) bond length is 1.41 Å. The C(11,12)-C(17) bond length is 1.40 Å. In the seventh C site, C(13) is bonded in a distorted single-bond geometry to one C(11,12) and one H(9,10) atom. The C(13)-H(9,10) bond length is 1.09 Å. In the eighth C site, C(17) is bonded in a distorted single-bond geometry to one C(11,12) and one H(13,14) atom. The C(17)-H(13,14) bond length is 1.09 Å. In the ninth C site, C(23) is bonded in a distorted bent 120 degrees geometry to one O(1) and one O(3) atom. The C(23)-O(1) bond length is 1.29 Å. The C(23)-O(3) bond length is 1.24 Å. N(1) is bonded in a trigonal planar geometry to one Zn(1); one C(1,2); and one C(5,6) atom. There are six inequivalent H sites. In the first H site, H(1,2) is bonded in a single-bond geometry to one C(1,2) atom. In the second H site, H(3,4) is bonded in a single-bond geometry to one C(3,4) atom. In the third H site, H(5,6) is bonded in a single-bond geometry to one C(5,6) atom. In the fourth H site, H(7,8) is bonded in a single-bond geometry to one C(7,8) atom. In the fifth H site, H(9,10) is bonded in a single-bond geometry to one C(13) atom. In the sixth H site, H(13,14) is bonded in a single-bond geometry to one C(17) atom. There are two inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(23) atom. In the second O site, O(3) is bonded in a single-bond geometry to one C(23) atom. There are two inequivalent Br sites. In the first Br site, Br(1) is bonded in a single-bond geometry to one Zn(1) atom. In the second Br site, Br(3) is bonded in a single-bond geometry to one Zn(1) atom. Linkers: 1 [O]C(=O)CN1[CH]C=C(c2ccncc2)C=C1. Metal clusters: 2 O=[C]O[Zn](Br)Br. The MOF has largest included sphere 4.17 A, density 1.76 g/cm3, surface area 3696.47 m2/g, accessible volume 0.15 cm3/g