Re3Br7 is Indium-like structured and crystallizes in the triclinic P-1 space group. The structure is zero-dimensional and consists of two Re3Br7 clusters. There are six inequivalent Re sites. In the first Re site, Re(1) is bonded in a 3-coordinate geometry to one Re(3), one Br(13), one Br(2), one Br(3), and one Br(8) atom. In the second Re site, Re(2) is bonded in a 7-coordinate geometry to one Re(3), one Re(4), one Re(6), one Br(11), one Br(12), one Br(5), and one Br(6) atom. In the third Re site, Re(3) is bonded in a 7-coordinate geometry to one Re(1), one Re(2), one Re(4), one Br(10), one Br(14), one Br(5), and one Br(6) atom. In the fourth Re site, Re(4) is bonded in a 3-coordinate geometry to one Re(2), one Re(3), one Br(1), one Br(10), one Br(12), and one Br(6) atom. In the fifth Re site, Re(5) is bonded in a distorted see-saw-like geometry to one Br(13), one Br(2), one Br(4), and one Br(9) atom. In the sixth Re site, Re(6) is bonded in a 3-coordinate geometry to one Re(2), one Br(13), one Br(3), one Br(4), and one Br(7) atom. There are fourteen inequivalent Br sites. In the first Br site, Br(1) is bonded in a single-bond geometry to one Re(4) atom. In the second Br site, Br(2) is bonded in a 2-coordinate geometry to one Re(1) and one Re(5) atom. In the third Br site, Br(3) is bonded in a 2-coordinate geometry to one Re(1) and one Re(6) atom. In the fourth Br site, Br(4) is bonded in a 2-coordinate geometry to one Re(5) and one Re(6) atom. In the fifth Br site, Br(5) is bonded in a 2-coordinate geometry to one Re(2) and one Re(3) atom. In the sixth Br site, Br(6) is bonded in a 3-coordinate geometry to one Re(2), one Re(3), and one Re(4) atom. In the seventh Br site, Br(7) is bonded in a single-bond geometry to one Re(6) atom. In the eighth Br site, Br(8) is bonded in a single-bond geometry to one Re(1) atom. In the ninth Br site, Br(9) is bonded in a single-bond geometry to one Re(5) atom. In the tenth Br site, Br(10) is bonded in a 2-coordinate geometry to one Re(3) and one Re(4) atom. In the eleventh Br site, Br(11) is bonded in a single-bond geometry to one Re(2) atom. In the twelfth Br site, Br(12) is bonded in a 2-coordinate geometry to one Re(2) and one Re(4) atom. In the thirteenth Br site, Br(13) is bonded in a distorted single-bond geometry to one Re(1), one Re(5), and one Re(6) atom. In the fourteenth Br site, Br(14) is bonded in a single-bond geometry to one Re(3) atom.
Re3Br7 is Indium-like structured and crystallizes in the triclinic P-1 space group. The structure is zero-dimensional and consists of two Re3Br7 clusters. There are six inequivalent Re sites. In the first Re site, Re(1) is bonded in a 3-coordinate geometry to one Re(3), one Br(13), one Br(2), one Br(3), and one Br(8) atom. The Re(1)-Re(3) bond length is 2.31 Å. The Re(1)-Br(13) bond length is 3.21 Å. The Re(1)-Br(2) bond length is 2.55 Å. The Re(1)-Br(3) bond length is 2.50 Å. The Re(1)-Br(8) bond length is 2.48 Å. In the second Re site, Re(2) is bonded in a 7-coordinate geometry to one Re(3), one Re(4), one Re(6), one Br(11), one Br(12), one Br(5), and one Br(6) atom. The Re(2)-Re(3) bond length is 2.73 Å. The Re(2)-Re(4) bond length is 2.65 Å. The Re(2)-Re(6) bond length is 2.31 Å. The Re(2)-Br(11) bond length is 2.48 Å. The Re(2)-Br(12) bond length is 2.52 Å. The Re(2)-Br(5) bond length is 2.53 Å. The Re(2)-Br(6) bond length is 2.88 Å. In the third Re site, Re(3) is bonded in a 7-coordinate geometry to one Re(1), one Re(2), one Re(4), one Br(10), one Br(14), one Br(5), and one Br(6) atom. The Re(3)-Re(4) bond length is 2.65 Å. The Re(3)-Br(10) bond length is 2.54 Å. The Re(3)-Br(14) bond length is 2.49 Å. The Re(3)-Br(5) bond length is 2.55 Å. The Re(3)-Br(6) bond length is 2.78 Å. In the fourth Re site, Re(4) is bonded in a 3-coordinate geometry to one Re(2), one Re(3), one Br(1), one Br(10), one Br(12), and one Br(6) atom. The Re(4)-Br(1) bond length is 2.49 Å. The Re(4)-Br(10) bond length is 2.54 Å. The Re(4)-Br(12) bond length is 2.54 Å. The Re(4)-Br(6) bond length is 3.24 Å. In the fifth Re site, Re(5) is bonded in a distorted see-saw-like geometry to one Br(13), one Br(2), one Br(4), and one Br(9) atom. The Re(5)-Br(13) bond length is 2.58 Å. The Re(5)-Br(2) bond length is 2.56 Å. The Re(5)-Br(4) bond length is 2.56 Å. The Re(5)-Br(9) bond length is 2.44 Å. In the sixth Re site, Re(6) is bonded in a 3-coordinate geometry to one Re(2), one Br(13), one Br(3), one Br(4), and one Br(7) atom. The Re(6)-Br(13) bond length is 3.19 Å. The Re(6)-Br(3) bond length is 2.50 Å. The Re(6)-Br(4) bond length is 2.55 Å. The Re(6)-Br(7) bond length is 2.48 Å. There are fourteen inequivalent Br sites. In the first Br site, Br(1) is bonded in a single-bond geometry to one Re(4) atom. In the second Br site, Br(2) is bonded in a 2-coordinate geometry to one Re(1) and one Re(5) atom. In the third Br site, Br(3) is bonded in a 2-coordinate geometry to one Re(1) and one Re(6) atom. In the fourth Br site, Br(4) is bonded in a 2-coordinate geometry to one Re(5) and one Re(6) atom. In the fifth Br site, Br(5) is bonded in a 2-coordinate geometry to one Re(2) and one Re(3) atom. In the sixth Br site, Br(6) is bonded in a 3-coordinate geometry to one Re(2), one Re(3), and one Re(4) atom. In the seventh Br site, Br(7) is bonded in a single-bond geometry to one Re(6) atom. In the eighth Br site, Br(8) is bonded in a single-bond geometry to one Re(1) atom. In the ninth Br site, Br(9) is bonded in a single-bond geometry to one Re(5) atom. In the tenth Br site, Br(10) is bonded in a 2-coordinate geometry to one Re(3) and one Re(4) atom. In the eleventh Br site, Br(11) is bonded in a single-bond geometry to one Re(2) atom. In the twelfth Br site, Br(12) is bonded in a 2-coordinate geometry to one Re(2) and one Re(4) atom. In the thirteenth Br site, Br(13) is bonded in a distorted single-bond geometry to one Re(1), one Re(5), and one Re(6) atom. In the fourteenth Br site, Br(14) is bonded in a single-bond geometry to one Re(3) atom.