Synthesis and structure of [M(CO)4{(PPh2)2CHAu(PPh3)}] (M = Cr, Mo, W)
- Fernández, E.J. 1
- Concepción Gimeno, M. 2
- Jones, P.G. 3
- Laguna, A. 1
- Laguna, M. 1
- Olmos, E. 1
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1
Universidad de La Rioja
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2
Instituto de Nanociencia y Materiales de Aragón
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3
Braunschweig University of Technology
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ISSN: 0020-1693
Año de publicación: 1995
Volumen: 238
Número: 1-2
Páginas: 173-177
Tipo: Artículo
beta Ver similares en nube de resultadosOtras publicaciones en: Inorganica Chimica Acta
Resumen
The reaction of diethyl ether solutions of Li[M(CO)4{(PPh2)2CH}] with [AuCl(PPh3)] gives [M(CO)4{(PPh2)2CHAu(PPh3)}] (M = Cr, Mo, W). The structure of the derivative with M = Mo was determined by single-crystal X-ray diffraction at 173 K. Crystals are monoclinic, space group P22, a = 13.552(3), b = 17.390(4), c = 17.390(4) A ̊, β = 90.94(2)°, Z = 4 and R(F) = 0.031. The two independent molecules are very similar. The molybdenum and the gold atoms display octahedral and linear geometries, respectively; the shortest intramolecular molybdenum-gold interaction is 4.52 Å. © 1995.