Synthesis, crystal structure and photoluminescence of [NHEt3][Re(I)(quinalciate)(CO)(3)Cl]

Vogler, Arnd and Hischa, Birgit and Stempfhuber, Sabine (2019) Synthesis, crystal structure and photoluminescence of [NHEt3][Re(I)(quinalciate)(CO)(3)Cl]. ZEITSCHRIFT FUR NATURFORSCHUNG SECTION B-A JOURNAL OF CHEMICAL SCIENCES, 74 (7-8). pp. 575-578. ISSN 0932-0776, 1865-7117

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Abstract

The salt [NHEt3]Re(I)(quinaldate)(CO)(3)Cl] was obtained by the reaction of Re(CO)(5)Cl with quinaldic acid and triethylamine in toluene. The crystal structure analysis of this salt revealed the presence of the complex anion [Re(quinaldate)(CO)(3)Cl] , with the d(6) Re(I) metal center in a pseudo-octahedral environment. The electronic spectra in absorption and emission exhibit bands which are attributed to quinaldate IL and CT transitions at comparable energies. The longest-wavelength emission originates from a Re(I) to quinaldate MLCT triplet, which can be quenched in solution by oxygen or triethylamine.

Item Type: Article
Uncontrolled Keywords: EXCITED-STATE; carbonyl complex; MLCT triplets; photoluminescence; quinaldate; rhenium
Subjects: 500 Science > 540 Chemistry & allied sciences
Divisions: Chemistry and Pharmacy > Institut für Anorganische Chemie
Chemistry and Pharmacy > Institut für Anorganische Chemie > Alumni or Retired Professors > Prof. Dr. Arnd Vogler
Chemistry and Pharmacy > Central Analytical Services
Depositing User: Dr. Gernot Deinzer
Date Deposited: 02 Apr 2020 05:38
Last Modified: 02 Apr 2020 05:38
URI: https://pred.uni-regensburg.de/id/eprint/26544

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