Photoreactivity of (2,9-dimethyl-1,10-phenanthroline) copper(I) borohydride

Kunkely, Horst and Vogler, Arnd (2002) Photoreactivity of (2,9-dimethyl-1,10-phenanthroline) copper(I) borohydride. INORGANIC CHEMISTRY COMMUNICATIONS, 5 (4): PII S1387-. pp. 239-241. ISSN 1387-7003

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Abstract

The complex (dmp)Cu-1(BH4) with dmp=2.9-dimethyl-1.10-phenanthroline displays a long-wavelength absorption at 465 nm which is assigned to a BH4 --> dmp ligand-to-ligand charge transfer (LLCT) transition. In the solid state the LLCT state is emissive (lambda(max)= 626 nm), In non-coordinating solvents such as CH2Cl2, CHCl3 or toluene the complex undergoes a photoredox decomposition leading to the generation of metallic copper, At lambda(irr) = 436 nm (dmp)Cu-1(BH4) disappears with phi = 1.2 x 10(-3). (C) 2002 Elsevier Science B.V. All rights reserved.

Item Type: Article
Uncontrolled Keywords: METAL-COMPLEXES; CHARGE-TRANSFER; EXCITED-STATES; SOLID-STATE; NANOCLUSTERS; EMISSION; SYSTEMS; LIGANDS; D10; electronic spectra; luminescence; charge transfer; copper complexes; borohydrides; photochemistry
Subjects: 500 Science > 540 Chemistry & allied sciences
Divisions: Chemistry and Pharmacy > Institut für Anorganische Chemie > Alumni or Retired Professors > Prof. Dr. Arnd Vogler
Depositing User: Dr. Gernot Deinzer
Date Deposited: 02 Nov 2021 13:42
Last Modified: 02 Nov 2021 13:42
URI: https://pred.uni-regensburg.de/id/eprint/40419

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