Bismuth insertion in functionalized porphyrins: influence of the structure delivering substituted malonic acid groups
Abstract
A comparative study of bismuth complexation by various porphyrins which differ according to the structural scaffold – either picket(s) or strap(s) – that deliver the carboxylic acid groups close to the metal, has been performed. Unlike strapped porphyrins, and although more flexible, the picket ligands do not lead to more stable bismuth complexes.

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