Title

Photosolvation reactions of hexabromorhenate(IV)

Document Type

Article

Publication Date

1-20-2009

Publisher

Elsevier

Abstract

In acetonitrile and tetrahydrofuran solutions, irradiation of [ReBr6]2− leads to the replacement of a bromide by a solvent molecule, followed at a much slower rate by the photosolvation of a second bromide. The quantum yield for the primary photosolvation is 0.013 in CH3CN. As an alternative to photolysis occurring through a doublet d–d excited state, it is suggested that excitation of the charge transfer bands may cause photodissociation, followed by coordination of a solvent molecule and reoxidation to the final product.

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