Volume 122, Issue 35 pp. 6279-6282
Zuschrift

σ-Organoniobium Compounds with [NbR4] and NbR4 Stoichiometries

Pablo J. Alonso Prof. Dr.

Pablo J. Alonso Prof. Dr.

Instituto de Ciencia de Materiales de Aragón (I.C.M.A.), Universidad de Zaragoza–C.S.I.C. C/Pedro Cerbuna 12, 50009 Zaragoza (Spain), Fax: (+34) 976-761-187

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Irene Ara Dr.

Irene Ara Dr.

Instituto de Ciencia de Materiales de Aragón (I.C.M.A.), Universidad de Zaragoza–C.S.I.C. C/Pedro Cerbuna 12, 50009 Zaragoza (Spain), Fax: (+34) 976-761-187

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Ana B. Arauzo Dr.

Ana B. Arauzo Dr.

Servicio de Instrumentación Científica-Medidas Físicas, Universidad de Zaragoza, C/Pedro Cerbuna 12, 50009 Zaragoza (Spain)

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M. Angeles García-Monforte Dr. 

M. Angeles García-Monforte Dr. 

Instituto de Ciencia de Materiales de Aragón (I.C.M.A.), Universidad de Zaragoza–C.S.I.C. C/Pedro Cerbuna 12, 50009 Zaragoza (Spain), Fax: (+34) 976-761-187

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Babil Menjón Dr.

Babil Menjón Dr.

Instituto de Ciencia de Materiales de Aragón (I.C.M.A.), Universidad de Zaragoza–C.S.I.C. C/Pedro Cerbuna 12, 50009 Zaragoza (Spain), Fax: (+34) 976-761-187

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Conrado Rillo Prof. Dr.

Conrado Rillo Prof. Dr.

Instituto de Ciencia de Materiales de Aragón (I.C.M.A.), Universidad de Zaragoza–C.S.I.C. C/Pedro Cerbuna 12, 50009 Zaragoza (Spain), Fax: (+34) 976-761-187

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First published: 12 August 2010

This work was supported by the Spanish MICINN (DGPTC)/FEDER (projects CTQ2008-06669-C02-01/BQU and MAT2008-03461/MAT) and the Gobierno de Aragón (Grupo de Excelencia: Química Inorgánica y de los Compuestos Organometálicos). We are indebted to Prof. Dr. S. Alvarez (Universitat de Barcelona) and Prof. J. Vicente (Universidad de Murcia) for kindly providing values of CShM and analytical data, respectively.

Graphical Abstract

Gut verschachtelt: Die ersten σ-Organoniob-Verbindungen mit den Zusammensetzungen [NbIIIR4] und NbIVR4 werden vorgestellt. Die Nb-Zentren der [Nb(C6Cl5)4]q-Einheiten (q=0, 1) befinden sich in einer triakistetraedrischen Umgebung, die von einem inneren NbC4- (siehe Bild, grau) und einem äußeren NbCl4-Tetraeder (grün) erzeugt wird.

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