Photoreactivity of hematoporphyrin IX-dichloroplatinum(II). Light-induced release and activation of free base hematoporphyrin

Kunkely, Horst and Vogler, Arnd (1997) Photoreactivity of hematoporphyrin IX-dichloroplatinum(II). Light-induced release and activation of free base hematoporphyrin. INORGANICA CHIMICA ACTA, 254 (2). pp. 417-419. ISSN 0020-1693, 1873-3255

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Abstract

The complex Pt(II) (hematoporphyrinH(2))Cl-2 which contains free base porphyrin as a bidentate ligand is light sensitive. In DMF a photosubstitution takes place. The porphyrin is released with phi similar to 2 X 10(-3) at lambda(irr) = 405 nm. It is assumed that the photolysis originates from a ligand field state which is populated from pi pi* intraligand states. In a secondary photolysis the porphyrin undergoes a decomposition in agreement with previous results.

Item Type: Article
Uncontrolled Keywords: PHOTODYNAMIC THERAPY; PORPHYRINS; COMPLEXES; photochemistry; porphyrin complexes; platinum(II) complexes
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: 17 May 2023 08:00
Last Modified: 17 May 2023 08:00
URI: https://pred.uni-regensburg.de/id/eprint/51099

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