Y(CuS2)3 crystallizes in the orthorhombic P2_12_12_1 space group. Y(1) is bonded in a 7-coordinate geometry to one S(1), one S(2), one S(4), one S(5), one S(6), and two equivalent S(3) atoms. There are three inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a 4-coordinate geometry to one S(3), one S(4), one S(5), and one S(6) atom. In the second Cu site, Cu(2) is bonded in a 2-coordinate geometry to one S(2), one S(4), one S(5), and one S(6) atom. In the third Cu site, Cu(3) is bonded in a distorted tetrahedral geometry to one S(1), one S(4), one S(5), and one S(6) atom. There are six inequivalent S sites. In the first S site, S(1) is bonded in a 3-coordinate geometry to one Y(1), one Cu(3), and one S(2) atom. In the second S site, S(2) is bonded in a 3-coordinate geometry to one Y(1), one Cu(2), and one S(1) atom. In the third S site, S(3) is bonded in a 3-coordinate geometry to two equivalent Y(1) and one Cu(1) atom. In the fourth S site, S(4) is bonded in a 5-coordinate geometry to one Y(1), one Cu(1), one Cu(2), one Cu(3), and one S(6) atom. In the fifth S site, S(5) is bonded in a 4-coordinate geometry to one Y(1), one Cu(1), one Cu(2), and one Cu(3) atom. In the sixth S site, S(6) is bonded in a distorted pentagonal planar geometry to one Y(1), one Cu(1), one Cu(2), one Cu(3), and one S(4) atom.
Y(CuS2)3 crystallizes in the orthorhombic P2_12_12_1 space group. Y(1) is bonded in a 7-coordinate geometry to one S(1), one S(2), one S(4), one S(5), one S(6), and two equivalent S(3) atoms. The Y(1)-S(1) bond length is 2.82 Å. The Y(1)-S(2) bond length is 2.74 Å. The Y(1)-S(4) bond length is 2.96 Å. The Y(1)-S(5) bond length is 3.16 Å. The Y(1)-S(6) bond length is 2.75 Å. There is one shorter (2.62 Å) and one longer (2.78 Å) Y(1)-S(3) bond length. There are three inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a 4-coordinate geometry to one S(3), one S(4), one S(5), and one S(6) atom. The Cu(1)-S(3) bond length is 2.24 Å. The Cu(1)-S(4) bond length is 2.36 Å. The Cu(1)-S(5) bond length is 2.33 Å. The Cu(1)-S(6) bond length is 2.43 Å. In the second Cu site, Cu(2) is bonded in a 2-coordinate geometry to one S(2), one S(4), one S(5), and one S(6) atom. The Cu(2)-S(2) bond length is 2.24 Å. The Cu(2)-S(4) bond length is 2.77 Å. The Cu(2)-S(5) bond length is 2.24 Å. The Cu(2)-S(6) bond length is 2.73 Å. In the third Cu site, Cu(3) is bonded in a distorted tetrahedral geometry to one S(1), one S(4), one S(5), and one S(6) atom. The Cu(3)-S(1) bond length is 2.27 Å. The Cu(3)-S(4) bond length is 2.37 Å. The Cu(3)-S(5) bond length is 2.31 Å. The Cu(3)-S(6) bond length is 2.35 Å. There are six inequivalent S sites. In the first S site, S(1) is bonded in a 3-coordinate geometry to one Y(1), one Cu(3), and one S(2) atom. The S(1)-S(2) bond length is 2.13 Å. In the second S site, S(2) is bonded in a 3-coordinate geometry to one Y(1), one Cu(2), and one S(1) atom. In the third S site, S(3) is bonded in a 3-coordinate geometry to two equivalent Y(1) and one Cu(1) atom. In the fourth S site, S(4) is bonded in a 5-coordinate geometry to one Y(1), one Cu(1), one Cu(2), one Cu(3), and one S(6) atom. The S(4)-S(6) bond length is 2.13 Å. In the fifth S site, S(5) is bonded in a 4-coordinate geometry to one Y(1), one Cu(1), one Cu(2), and one Cu(3) atom. In the sixth S site, S(6) is bonded in a distorted pentagonal planar geometry to one Y(1), one Cu(1), one Cu(2), one Cu(3), and one S(4) atom.