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Síntesis simple de un complejo de alenilideno heptavalente de renio(d0) complejo

Xiaoyan Li¹, Markus Schopf, Jürgen Stephan

¹Fachbereich Chemie der Philipps-Universitaet Marburg, Hans-Meerwein-Strasse, 35032 Marburg, Germany. xli63@sdu.edu.cn

Journal of the American Chemical Society

|July 15, 2004

Resumen

Los investigadores sintetizaron un nuevo complejo de alenilideno renio ((VII), el primer complejo d0 de su tipo con datos estructurales. Este descubrimiento avanza en la química organometálica y proporciona nuevas vías para la investigación de la catálisis.

Área de la Ciencia:

Química organometálica Química orgánica de los metales.
Síntesis Inorgánica y Síntesis Inorgánica.
Coordinación Química de la Coordinación

Sus antecedentes:

Los complejos de alenilideno son ligandos versátiles en la química organometálica.
La síntesis y la caracterización estructural de los complejos metálicos d0 son de gran interés.

Objetivo del estudio:

Informar de una ruta sintética simple para un nuevo complejo de alenilideno renio ((VII).
Proporcionar la primera información estructural para un complejo d0 de alenilideno.

Principales métodos:

Reacción metatética entre un complejo de renio de fosfonioalquilidino y difenilceteno.
Análisis de difracción de rayos X para elucidación estructural.

Principales resultados:

Se ha sintetizado con éxito el complejo diimido adamantyl-thiolato allenylidene rhenium ((VII) complejo (2).
Se obtuvo información estructural detallada para el complejo 2 a través de la difracción de rayos X.
Estableció el complejo 2 como el primer complejo caracterizado de d0 alenilideno.

Conclusiones:

Se desarrolló una síntesis sencilla para un complejo único de d0 alenilideno renio ((VII) complejo.
Los datos estructurales proporcionan información fundamental sobre esta clase de compuestos.
Este trabajo abre nuevas posibilidades para la aplicación de complejos de alenilideno a base de renio.

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