Photolysis of the ion pair [Pt(NH3)5Cl]S2O8: reduction of platinum(IV) induced by outer-sphere charge transfer excitation |
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| Authors: | Horst Kunkely |
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| Affiliation: | Institut für Anorganische Chemie, Universität Regensburg, Universitaetsstrasse 31, D-93040 Regensburg, Germany |
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| Abstract: | The ion pair [PtIV(NH3)5Cl]3+S2O82− shows a S2O82− → [Pt(NH3)5Cl]3+ outer-sphere charge transfer (OSCT) absorption at λmax=267 nm. OSCT excitation leads to the reduction of Pt(IV) by S2O82− to Pt(II) with φ=3×10−3 at λirr=280 nm. |
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| Keywords: | Electronic spectra Charge transfer Photochemistry Platinum Peroxide |
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