Collect. Czech. Chem. Commun. 1996, 61, 1715-1721

Electroreduction of 3-Bromopyrene in DMF. A New Organic Electrochemical Oscillator

Jan S. Jaworski, Piotr Leszczynski and Slawomir Pawlowski

Department of Chemistry, University of Warsaw, 1 Pasteur St., 02-093 Warsaw, Poland


The reduction of 3-bromopyrene in DMF at a mercury electrode for scan rates lower than 0.1 V s-1 is accompanied by a slow adsorption of an intermediate, resulting in a catalytic behaviour. The current oscillations take place in a region of the negative faradaic impedance.

Keywords: Electroreduction; 3-Bromopyrene; Current oscillations.