Transmembrane electron transfer catalysed by manganese porphyrin-linked quinones with various carbon chain lengths
Abstract
An enhanced rate of transmembrane electron transfer across a lipid bilayer catalysed by a manganese porphyrin-linked quinone MnP(CO2Me)3-Cn-Q (n= 2, 3, 4, or 6) has been observed when n= 2, and a parallel quenching study of the free porphyrin-linked quinone has shown the crucial effect of the linkage length on the electron transfer from porphyrin to quinone.