Callot Henry J
Institut de Chimie, Université Louis Pasteur, 1 rue Blaise Pascal, 67000, Strasbourg, France.
Dalton Trans. 2008 Dec 7(45):6346-57. doi: 10.1039/b807066k. Epub 2008 Oct 9.
Ring expansions or contractions of metalloporphyrins are unusual reactions. In this review, the author will show how the step by step analysis of two serendipitous reactions allows one to unveil their mechanism and to point out the key role of nickel ion in these rearrangements.