Pr2(TlIn)3 is beta Cu3Ti-derived structured and crystallizes in the orthorhombic Pmmm space group. Pr(1) is bonded to two equivalent Tl(1), two equivalent Tl(2), two equivalent Tl(3), two equivalent In(2), and four equivalent In(1) atoms to form PrTl6In6 cuboctahedra that share corners with twelve equivalent Pr(1)Tl6In6 cuboctahedra, edges with four equivalent Tl(2)Pr4In8 cuboctahedra, edges with four equivalent Tl(1)Pr4Tl4In4 cuboctahedra, edges with four equivalent Tl(3)Pr4Tl4In4 cuboctahedra, edges with four equivalent In(2)Pr4Tl4In4 cuboctahedra, edges with eight equivalent In(1)Pr4Tl6In2 cuboctahedra, faces with two equivalent Tl(2)Pr4In8 cuboctahedra, faces with two equivalent Tl(1)Pr4Tl4In4 cuboctahedra, faces with two equivalent Tl(3)Pr4Tl4In4 cuboctahedra, faces with two equivalent In(2)Pr4Tl4In4 cuboctahedra, faces with four equivalent In(1)Pr4Tl6In2 cuboctahedra, and faces with six equivalent Pr(1)Tl6In6 cuboctahedra. There are three inequivalent Tl sites. In the first Tl site, Tl(1) is bonded to four equivalent Pr(1), four equivalent Tl(3), and four equivalent In(1) atoms to form distorted TlPr4Tl4In4 cuboctahedra that share corners with four equivalent Tl(1)Pr4Tl4In4 cuboctahedra, corners with eight equivalent In(2)Pr4Tl4In4 cuboctahedra, edges with eight equivalent Pr(1)Tl6In6 cuboctahedra, edges with eight equivalent Tl(2)Pr4In8 cuboctahedra, edges with eight equivalent In(1)Pr4Tl6In2 cuboctahedra, faces with two equivalent In(2)Pr4Tl4In4 cuboctahedra, faces with four equivalent Pr(1)Tl6In6 cuboctahedra, faces with four equivalent Tl(1)Pr4Tl4In4 cuboctahedra, faces with four equivalent Tl(3)Pr4Tl4In4 cuboctahedra, and faces with four equivalent In(1)Pr4Tl6In2 cuboctahedra. In the second Tl site, Tl(2) is bonded to four equivalent Pr(1), four equivalent In(1), and four equivalent In(2) atoms to form TlPr4In8 cuboctahedra that share corners with four equivalent Tl(2)Pr4In8 cuboctahedra, corners with eight equivalent Tl(3)Pr4Tl4In4 cuboctahedra, edges with eight equivalent Pr(1)Tl6In6 cuboctahedra, edges with eight equivalent Tl(1)Pr4Tl4In4 cuboctahedra, edges with eight equivalent In(1)Pr4Tl6In2 cuboctahedra, faces with two equivalent Tl(3)Pr4Tl4In4 cuboctahedra, faces with four equivalent Pr(1)Tl6In6 cuboctahedra, faces with four equivalent Tl(2)Pr4In8 cuboctahedra, faces with four equivalent In(2)Pr4Tl4In4 cuboctahedra, and faces with four equivalent In(1)Pr4Tl6In2 cuboctahedra. In the third Tl site, Tl(3) is bonded to four equivalent Pr(1), four equivalent Tl(1), and four equivalent In(1) atoms to form distorted TlPr4Tl4In4 cuboctahedra that share corners with four equivalent Tl(3)Pr4Tl4In4 cuboctahedra, corners with eight equivalent Tl(2)Pr4In8 cuboctahedra, edges with eight equivalent Pr(1)Tl6In6 cuboctahedra, edges with eight equivalent In(2)Pr4Tl4In4 cuboctahedra, edges with eight equivalent In(1)Pr4Tl6In2 cuboctahedra, faces with two equivalent Tl(2)Pr4In8 cuboctahedra, faces with four equivalent Pr(1)Tl6In6 cuboctahedra, faces with four equivalent Tl(1)Pr4Tl4In4 cuboctahedra, faces with four equivalent Tl(3)Pr4Tl4In4 cuboctahedra, and faces with four equivalent In(1)Pr4Tl6In2 cuboctahedra. There are two inequivalent In sites. In the first In site, In(1) is bonded to four equivalent Pr(1), two equivalent Tl(1), two equivalent Tl(2), two equivalent Tl(3), and two equivalent In(2) atoms to form distorted InPr4Tl6In2 cuboctahedra that share corners with twelve equivalent In(1)Pr4Tl6In2 cuboctahedra, edges with four equivalent Tl(2)Pr4In8 cuboctahedra, edges with four equivalent Tl(1)Pr4Tl4In4 cuboctahedra, edges with four equivalent Tl(3)Pr4Tl4In4 cuboctahedra, edges with four equivalent In(2)Pr4Tl4In4 cuboctahedra, edges with eight equivalent Pr(1)Tl6In6 cuboctahedra, faces with two equivalent Tl(2)Pr4In8 cuboctahedra, faces with two equivalent Tl(1)Pr4Tl4In4 cuboctahedra, faces with two equivalent Tl(3)Pr4Tl4In4 cuboctahedra, faces with two equivalent In(2)Pr4Tl4In4 cuboctahedra, faces with four equivalent Pr(1)Tl6In6 cuboctahedra, and faces with six equivalent In(1)Pr4Tl6In2 cuboctahedra. In the second In site, In(2) is bonded to four equivalent Pr(1), four equivalent Tl(2), and four equivalent In(1) atoms to form distorted InPr4Tl4In4 cuboctahedra that share corners with four equivalent In(2)Pr4Tl4In4 cuboctahedra, corners with eight equivalent Tl(1)Pr4Tl4In4 cuboctahedra, edges with eight equivalent Pr(1)Tl6In6 cuboctahedra, edges with eight equivalent Tl(3)Pr4Tl4In4 cuboctahedra, edges with eight equivalent In(1)Pr4Tl6In2 cuboctahedra, faces with two equivalent Tl(1)Pr4Tl4In4 cuboctahedra, faces with four equivalent Pr(1)Tl6In6 cuboctahedra, faces with four equivalent Tl(2)Pr4In8 cuboctahedra, faces with four equivalent In(2)Pr4Tl4In4 cuboctahedra, and faces with four equivalent In(1)Pr4Tl6In2 cuboctahedra.
Pr2(TlIn)3 is beta Cu3Ti-derived structured and crystallizes in the orthorhombic Pmmm space group. Pr(1) is bonded to two equivalent Tl(1), two equivalent Tl(2), two equivalent Tl(3), two equivalent In(2), and four equivalent In(1) atoms to form PrTl6In6 cuboctahedra that share corners with twelve equivalent Pr(1)Tl6In6 cuboctahedra, edges with four equivalent Tl(2)Pr4In8 cuboctahedra, edges with four equivalent Tl(1)Pr4Tl4In4 cuboctahedra, edges with four equivalent Tl(3)Pr4Tl4In4 cuboctahedra, edges with four equivalent In(2)Pr4Tl4In4 cuboctahedra, edges with eight equivalent In(1)Pr4Tl6In2 cuboctahedra, faces with two equivalent Tl(2)Pr4In8 cuboctahedra, faces with two equivalent Tl(1)Pr4Tl4In4 cuboctahedra, faces with two equivalent Tl(3)Pr4Tl4In4 cuboctahedra, faces with two equivalent In(2)Pr4Tl4In4 cuboctahedra, faces with four equivalent In(1)Pr4Tl6In2 cuboctahedra, and faces with six equivalent Pr(1)Tl6In6 cuboctahedra. Both Pr(1)-Tl(1) bond lengths are 3.39 Å. Both Pr(1)-Tl(2) bond lengths are 3.35 Å. Both Pr(1)-Tl(3) bond lengths are 3.37 Å. Both Pr(1)-In(2) bond lengths are 3.37 Å. All Pr(1)-In(1) bond lengths are 3.39 Å. There are three inequivalent Tl sites. In the first Tl site, Tl(1) is bonded to four equivalent Pr(1), four equivalent Tl(3), and four equivalent In(1) atoms to form distorted TlPr4Tl4In4 cuboctahedra that share corners with four equivalent Tl(1)Pr4Tl4In4 cuboctahedra, corners with eight equivalent In(2)Pr4Tl4In4 cuboctahedra, edges with eight equivalent Pr(1)Tl6In6 cuboctahedra, edges with eight equivalent Tl(2)Pr4In8 cuboctahedra, edges with eight equivalent In(1)Pr4Tl6In2 cuboctahedra, faces with two equivalent In(2)Pr4Tl4In4 cuboctahedra, faces with four equivalent Pr(1)Tl6In6 cuboctahedra, faces with four equivalent Tl(1)Pr4Tl4In4 cuboctahedra, faces with four equivalent Tl(3)Pr4Tl4In4 cuboctahedra, and faces with four equivalent In(1)Pr4Tl6In2 cuboctahedra. All Tl(1)-Tl(3) bond lengths are 3.39 Å. All Tl(1)-In(1) bond lengths are 3.38 Å. In the second Tl site, Tl(2) is bonded to four equivalent Pr(1), four equivalent In(1), and four equivalent In(2) atoms to form TlPr4In8 cuboctahedra that share corners with four equivalent Tl(2)Pr4In8 cuboctahedra, corners with eight equivalent Tl(3)Pr4Tl4In4 cuboctahedra, edges with eight equivalent Pr(1)Tl6In6 cuboctahedra, edges with eight equivalent Tl(1)Pr4Tl4In4 cuboctahedra, edges with eight equivalent In(1)Pr4Tl6In2 cuboctahedra, faces with two equivalent Tl(3)Pr4Tl4In4 cuboctahedra, faces with four equivalent Pr(1)Tl6In6 cuboctahedra, faces with four equivalent Tl(2)Pr4In8 cuboctahedra, faces with four equivalent In(2)Pr4Tl4In4 cuboctahedra, and faces with four equivalent In(1)Pr4Tl6In2 cuboctahedra. All Tl(2)-In(1) bond lengths are 3.35 Å. All Tl(2)-In(2) bond lengths are 3.39 Å. In the third Tl site, Tl(3) is bonded to four equivalent Pr(1), four equivalent Tl(1), and four equivalent In(1) atoms to form distorted TlPr4Tl4In4 cuboctahedra that share corners with four equivalent Tl(3)Pr4Tl4In4 cuboctahedra, corners with eight equivalent Tl(2)Pr4In8 cuboctahedra, edges with eight equivalent Pr(1)Tl6In6 cuboctahedra, edges with eight equivalent In(2)Pr4Tl4In4 cuboctahedra, edges with eight equivalent In(1)Pr4Tl6In2 cuboctahedra, faces with two equivalent Tl(2)Pr4In8 cuboctahedra, faces with four equivalent Pr(1)Tl6In6 cuboctahedra, faces with four equivalent Tl(1)Pr4Tl4In4 cuboctahedra, faces with four equivalent Tl(3)Pr4Tl4In4 cuboctahedra, and faces with four equivalent In(1)Pr4Tl6In2 cuboctahedra. All Tl(3)-In(1) bond lengths are 3.40 Å. There are two inequivalent In sites. In the first In site, In(1) is bonded to four equivalent Pr(1), two equivalent Tl(1), two equivalent Tl(2), two equivalent Tl(3), and two equivalent In(2) atoms to form distorted InPr4Tl6In2 cuboctahedra that share corners with twelve equivalent In(1)Pr4Tl6In2 cuboctahedra, edges with four equivalent Tl(2)Pr4In8 cuboctahedra, edges with four equivalent Tl(1)Pr4Tl4In4 cuboctahedra, edges with four equivalent Tl(3)Pr4Tl4In4 cuboctahedra, edges with four equivalent In(2)Pr4Tl4In4 cuboctahedra, edges with eight equivalent Pr(1)Tl6In6 cuboctahedra, faces with two equivalent Tl(2)Pr4In8 cuboctahedra, faces with two equivalent Tl(1)Pr4Tl4In4 cuboctahedra, faces with two equivalent Tl(3)Pr4Tl4In4 cuboctahedra, faces with two equivalent In(2)Pr4Tl4In4 cuboctahedra, faces with four equivalent Pr(1)Tl6In6 cuboctahedra, and faces with six equivalent In(1)Pr4Tl6In2 cuboctahedra. Both In(1)-In(2) bond lengths are 3.33 Å. In the second In site, In(2) is bonded to four equivalent Pr(1), four equivalent Tl(2), and four equivalent In(1) atoms to form distorted InPr4Tl4In4 cuboctahedra that share corners with four equivalent In(2)Pr4Tl4In4 cuboctahedra, corners with eight equivalent Tl(1)Pr4Tl4In4 cuboctahedra, edges with eight equivalent Pr(1)Tl6In6 cuboctahedra, edges with eight equivalent Tl(3)Pr4Tl4In4 cuboctahedra, edges with eight equivalent In(1)Pr4Tl6In2 cuboctahedra, faces with two equivalent Tl(1)Pr4Tl4In4 cuboctahedra, faces with four equivalent Pr(1)Tl6In6 cuboctahedra, faces with four equivalent Tl(2)Pr4In8 cuboctahedra, faces with four equivalent In(2)Pr4Tl4In4 cuboctahedra, and faces with four equivalent In(1)Pr4Tl6In2 cuboctahedra.