Spirodiporphyrins—As Binuclear Metal Complexes
2003; Wiley; Volume: 42; Issue: 25 Linguagem: Inglês
10.1002/anie.200250690
ISSN1521-3773
AutoresEmanuel Vogel, Martin Michels, Lars Zander, Johann Lex, Nurcan Ş. Tüzün, K. N. Houk,
Tópico(s)Porphyrin Metabolism and Disorders
ResumoFigures of eight correlate with corrolates: The surprising formation of the spirodicorrole dinickel complex 1, the first spirodiporphyrin as a metal complex, is the result of the varied chemistry of the "figure-eight" cyclooctapyrrole octaphyrin-(1.1.1.0.1.1.1.0). The conversion of the cyclooctapyrrole into 1 is brought about by a sequence of oxidation and a nickel(II) acetate induced cascade of rearrangement reactions. In structural respects, 1 stands out because of the orthogonal arrangement of the two nickelcorrolate chromophores linked through a common spiro carbon atom.
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