Mo2RuTe4 crystallizes in the triclinic P1 space group. There are four inequivalent Mo sites. In the first Mo site, Mo(1) is bonded in a 9-coordinate geometry to one Mo(2), one Mo(3), one Ru(1), one Ru(2), one Te(1), one Te(3), one Te(4), one Te(5), and one Te(7) atom. In the second Mo site, Mo(2) is bonded in a 9-coordinate geometry to one Mo(1), one Mo(3), one Mo(4), one Ru(2), one Te(2), one Te(3), one Te(4), one Te(5), and one Te(8) atom. In the third Mo site, Mo(3) is bonded in a 9-coordinate geometry to one Mo(1), one Mo(2), one Mo(4), one Ru(1), one Te(1), one Te(3), one Te(5), one Te(6), and one Te(8) atom. In the fourth Mo site, Mo(4) is bonded in a 9-coordinate geometry to one Mo(2), one Mo(3), one Ru(1), one Ru(2), one Te(1), one Te(2), one Te(4), one Te(6), and one Te(8) atom. There are two inequivalent Ru sites. In the first Ru site, Ru(1) is bonded in a 9-coordinate geometry to one Mo(1), one Mo(3), one Mo(4), one Ru(2), one Te(1), one Te(2), one Te(5), one Te(6), and one Te(7) atom. In the second Ru site, Ru(2) is bonded in a 9-coordinate geometry to one Mo(1), one Mo(2), one Mo(4), one Ru(1), one Te(2), one Te(3), one Te(4), one Te(6), and one Te(7) atom. There are eight inequivalent Te sites. In the first Te site, Te(1) is bonded in a rectangular see-saw-like geometry to one Mo(1), one Mo(3), one Mo(4), and one Ru(1) atom. In the second Te site, Te(2) is bonded in a rectangular see-saw-like geometry to one Mo(2), one Mo(4), one Ru(1), and one Ru(2) atom. In the third Te site, Te(3) is bonded in a rectangular see-saw-like geometry to one Mo(1), one Mo(2), one Mo(3), and one Ru(2) atom. In the fourth Te site, Te(4) is bonded in a rectangular see-saw-like geometry to one Mo(1), one Mo(2), one Mo(4), and one Ru(2) atom. In the fifth Te site, Te(5) is bonded in a rectangular see-saw-like geometry to one Mo(1), one Mo(2), one Mo(3), and one Ru(1) atom. In the sixth Te site, Te(6) is bonded in a rectangular see-saw-like geometry to one Mo(3), one Mo(4), one Ru(1), and one Ru(2) atom. In the seventh Te site, Te(7) is bonded in a 3-coordinate geometry to one Mo(1), one Ru(1), and one Ru(2) atom. In the eighth Te site, Te(8) is bonded in a 3-coordinate geometry to one Mo(2), one Mo(3), and one Mo(4) atom.
Mo2RuTe4 crystallizes in the triclinic P1 space group. There are four inequivalent Mo sites. In the first Mo site, Mo(1) is bonded in a 9-coordinate geometry to one Mo(2), one Mo(3), one Ru(1), one Ru(2), one Te(1), one Te(3), one Te(4), one Te(5), and one Te(7) atom. The Mo(1)-Mo(2) bond length is 2.71 Å. The Mo(1)-Mo(3) bond length is 2.70 Å. The Mo(1)-Ru(1) bond length is 2.71 Å. The Mo(1)-Ru(2) bond length is 2.73 Å. The Mo(1)-Te(1) bond length is 2.81 Å. The Mo(1)-Te(3) bond length is 2.72 Å. The Mo(1)-Te(4) bond length is 2.86 Å. The Mo(1)-Te(5) bond length is 2.76 Å. The Mo(1)-Te(7) bond length is 2.71 Å. In the second Mo site, Mo(2) is bonded in a 9-coordinate geometry to one Mo(1), one Mo(3), one Mo(4), one Ru(2), one Te(2), one Te(3), one Te(4), one Te(5), and one Te(8) atom. The Mo(2)-Mo(3) bond length is 2.64 Å. The Mo(2)-Mo(4) bond length is 2.64 Å. The Mo(2)-Ru(2) bond length is 2.78 Å. The Mo(2)-Te(2) bond length is 2.85 Å. The Mo(2)-Te(3) bond length is 2.70 Å. The Mo(2)-Te(4) bond length is 2.72 Å. The Mo(2)-Te(5) bond length is 2.85 Å. The Mo(2)-Te(8) bond length is 2.74 Å. In the third Mo site, Mo(3) is bonded in a 9-coordinate geometry to one Mo(1), one Mo(2), one Mo(4), one Ru(1), one Te(1), one Te(3), one Te(5), one Te(6), and one Te(8) atom. The Mo(3)-Mo(4) bond length is 2.64 Å. The Mo(3)-Ru(1) bond length is 2.76 Å. The Mo(3)-Te(1) bond length is 2.73 Å. The Mo(3)-Te(3) bond length is 2.85 Å. The Mo(3)-Te(5) bond length is 2.76 Å. The Mo(3)-Te(6) bond length is 2.85 Å. The Mo(3)-Te(8) bond length is 2.72 Å. In the fourth Mo site, Mo(4) is bonded in a 9-coordinate geometry to one Mo(2), one Mo(3), one Ru(1), one Ru(2), one Te(1), one Te(2), one Te(4), one Te(6), and one Te(8) atom. The Mo(4)-Ru(1) bond length is 2.74 Å. The Mo(4)-Ru(2) bond length is 2.76 Å. The Mo(4)-Te(1) bond length is 2.88 Å. The Mo(4)-Te(2) bond length is 2.72 Å. The Mo(4)-Te(4) bond length is 2.81 Å. The Mo(4)-Te(6) bond length is 2.77 Å. The Mo(4)-Te(8) bond length is 2.72 Å. There are two inequivalent Ru sites. In the first Ru site, Ru(1) is bonded in a 9-coordinate geometry to one Mo(1), one Mo(3), one Mo(4), one Ru(2), one Te(1), one Te(2), one Te(5), one Te(6), and one Te(7) atom. The Ru(1)-Ru(2) bond length is 2.74 Å. The Ru(1)-Te(1) bond length is 2.71 Å. The Ru(1)-Te(2) bond length is 2.69 Å. The Ru(1)-Te(5) bond length is 2.81 Å. The Ru(1)-Te(6) bond length is 2.71 Å. The Ru(1)-Te(7) bond length is 2.65 Å. In the second Ru site, Ru(2) is bonded in a 9-coordinate geometry to one Mo(1), one Mo(2), one Mo(4), one Ru(1), one Te(2), one Te(3), one Te(4), one Te(6), and one Te(7) atom. The Ru(2)-Te(2) bond length is 2.66 Å. The Ru(2)-Te(3) bond length is 2.73 Å. The Ru(2)-Te(4) bond length is 2.71 Å. The Ru(2)-Te(6) bond length is 2.81 Å. The Ru(2)-Te(7) bond length is 2.64 Å. There are eight inequivalent Te sites. In the first Te site, Te(1) is bonded in a rectangular see-saw-like geometry to one Mo(1), one Mo(3), one Mo(4), and one Ru(1) atom. In the second Te site, Te(2) is bonded in a rectangular see-saw-like geometry to one Mo(2), one Mo(4), one Ru(1), and one Ru(2) atom. In the third Te site, Te(3) is bonded in a rectangular see-saw-like geometry to one Mo(1), one Mo(2), one Mo(3), and one Ru(2) atom. In the fourth Te site, Te(4) is bonded in a rectangular see-saw-like geometry to one Mo(1), one Mo(2), one Mo(4), and one Ru(2) atom. In the fifth Te site, Te(5) is bonded in a rectangular see-saw-like geometry to one Mo(1), one Mo(2), one Mo(3), and one Ru(1) atom. In the sixth Te site, Te(6) is bonded in a rectangular see-saw-like geometry to one Mo(3), one Mo(4), one Ru(1), and one Ru(2) atom. In the seventh Te site, Te(7) is bonded in a 3-coordinate geometry to one Mo(1), one Ru(1), and one Ru(2) atom. In the eighth Te site, Te(8) is bonded in a 3-coordinate geometry to one Mo(2), one Mo(3), and one Mo(4) atom.