Ti2W3As4 crystallizes in the monoclinic Cm space group. There are two inequivalent Ti sites. In the first Ti site, Ti(1) is bonded in a 10-coordinate geometry to two equivalent W(1), two equivalent W(2), two equivalent W(3), one As(1), one As(2), one As(3), and one As(4) atom. In the second Ti site, Ti(2) is bonded in a 5-coordinate geometry to two equivalent W(1), one As(1), two equivalent As(2), and two equivalent As(4) atoms. There are three inequivalent W sites. In the first W site, W(1) is bonded in a 9-coordinate geometry to two equivalent Ti(1), two equivalent Ti(2), one As(2), two equivalent As(1), and two equivalent As(3) atoms. In the second W site, W(2) is bonded in a 7-coordinate geometry to two equivalent Ti(1), one As(3), two equivalent As(1), and two equivalent As(4) atoms. In the third W site, W(3) is bonded in a 7-coordinate geometry to two equivalent Ti(1), one As(4), two equivalent As(2), and two equivalent As(3) atoms. There are four inequivalent As sites. In the first As site, As(1) is bonded in a 6-coordinate geometry to one Ti(1), one Ti(2), two equivalent W(1), and two equivalent W(2) atoms. In the second As site, As(2) is bonded in a 6-coordinate geometry to one Ti(1), two equivalent Ti(2), one W(1), and two equivalent W(3) atoms. In the third As site, As(3) is bonded in a distorted hexagonal planar geometry to one Ti(1), one W(2), two equivalent W(1), and two equivalent W(3) atoms. In the fourth As site, As(4) is bonded in a distorted hexagonal planar geometry to one Ti(1), two equivalent Ti(2), one W(3), and two equivalent W(2) atoms.
Ti2W3As4 crystallizes in the monoclinic Cm space group. There are two inequivalent Ti sites. In the first Ti site, Ti(1) is bonded in a 10-coordinate geometry to two equivalent W(1), two equivalent W(2), two equivalent W(3), one As(1), one As(2), one As(3), and one As(4) atom. Both Ti(1)-W(1) bond lengths are 2.77 Å. Both Ti(1)-W(2) bond lengths are 2.82 Å. Both Ti(1)-W(3) bond lengths are 2.83 Å. The Ti(1)-As(1) bond length is 2.81 Å. The Ti(1)-As(2) bond length is 2.78 Å. The Ti(1)-As(3) bond length is 2.79 Å. The Ti(1)-As(4) bond length is 2.76 Å. In the second Ti site, Ti(2) is bonded in a 5-coordinate geometry to two equivalent W(1), one As(1), two equivalent As(2), and two equivalent As(4) atoms. Both Ti(2)-W(1) bond lengths are 3.06 Å. The Ti(2)-As(1) bond length is 2.50 Å. Both Ti(2)-As(2) bond lengths are 2.59 Å. Both Ti(2)-As(4) bond lengths are 2.60 Å. There are three inequivalent W sites. In the first W site, W(1) is bonded in a 9-coordinate geometry to two equivalent Ti(1), two equivalent Ti(2), one As(2), two equivalent As(1), and two equivalent As(3) atoms. The W(1)-As(2) bond length is 2.60 Å. Both W(1)-As(1) bond lengths are 2.64 Å. Both W(1)-As(3) bond lengths are 2.59 Å. In the second W site, W(2) is bonded in a 7-coordinate geometry to two equivalent Ti(1), one As(3), two equivalent As(1), and two equivalent As(4) atoms. The W(2)-As(3) bond length is 2.55 Å. Both W(2)-As(1) bond lengths are 2.61 Å. Both W(2)-As(4) bond lengths are 2.60 Å. In the third W site, W(3) is bonded in a 7-coordinate geometry to two equivalent Ti(1), one As(4), two equivalent As(2), and two equivalent As(3) atoms. The W(3)-As(4) bond length is 2.56 Å. Both W(3)-As(2) bond lengths are 2.57 Å. Both W(3)-As(3) bond lengths are 2.65 Å. There are four inequivalent As sites. In the first As site, As(1) is bonded in a 6-coordinate geometry to one Ti(1), one Ti(2), two equivalent W(1), and two equivalent W(2) atoms. In the second As site, As(2) is bonded in a 6-coordinate geometry to one Ti(1), two equivalent Ti(2), one W(1), and two equivalent W(3) atoms. In the third As site, As(3) is bonded in a distorted hexagonal planar geometry to one Ti(1), one W(2), two equivalent W(1), and two equivalent W(3) atoms. In the fourth As site, As(4) is bonded in a distorted hexagonal planar geometry to one Ti(1), two equivalent Ti(2), one W(3), and two equivalent W(2) atoms.