Issue 5, 1984

Synthesis of polynuclear complexes containing the tridentate bis(diphenylphosphino)methanide ligand. Crystal structures of the compounds [(C6F5)2Au(Ph2PCHPPh2)Au(C6F5)] and [(C6F5)2Au(Ph2PCHPPh2)Au(Ph2PCHPPh2)Au(C6F5)2]ClO4

Abstract

Reaction of NaH with [Au(C6F5)2(Ph2PCH2PPh2)]ClO4 causes both deprotonation of the methylene group and elimination of the anion and leads to the neutral bis(diphenylphosphino)methanide complex [Au(C6F5)2(Ph2PCHPPh2)], which further reacts with gold(I) or silver(I) derivatives to give bi- or tri-nuclear complexes. The structures of a binuclear and a trinuclear gold derivative have been confirmed by X-ray crystallography. Crystals of [(C6F5)2Au(Ph2P[graphic omitted]u(C6F5)] are monoclinic, space group P21/m, with a= 10.003(2), b= 17.389(4), c= 11.754(3)Å, β= 103.53(2)°, and Z= 2; R= 0.034 for 4 016 reflections. Crystals of [(C6F5)2Au(Ph2P[graphic omitted]HPPh2)Au(C6F5)2]ClO4(CHCl3 solvate) are monoclinic, space group P21/m, with a= 17.456(6), b= 17.704(6), c= 17.749(8)Å, β= 92.86(5)°, and Z= 2; R= 0.096 for 5 230 reflections.

Article information

Article type
Paper

J. Chem. Soc., Dalton Trans., 1984, 839-843

Synthesis of polynuclear complexes containing the tridentate bis(diphenylphosphino)methanide ligand. Crystal structures of the compounds [(C6F5)2Au(Ph2PCHPPh2)Au(C6F5)] and [(C6F5)2Au(Ph2PCHPPh2)Au(Ph2PCHPPh2)Au(C6F5)2]ClO4

R. Usón, A. Laguna, M. Laguna, B. R. Manzano, P. G. Jones and G. M. Sheldrick, J. Chem. Soc., Dalton Trans., 1984, 839 DOI: 10.1039/DT9840000839

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