Abstract
CHARGE–TRANSFER complexes formed between iodine and condensed ring aromatic hydrocarbons have been studied in some detail recently, most extensively by Akamatu, Inokuchi, Matsunaga and their co-workers1. We should like here to point out that iodine also reacts with β-carotene, a non-aromatic hydrocarbon containing eleven conjugated double bonds, to form a compound exhibiting electrical and magnetic properties similar to those of iodine-aromatic charge–transfer complexes. The stoichiometric formula of this compound is C40H56I3; that is, it contains three iodine atoms per β-carotene molecule.
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HUGGINS, C., LEBLANC, O. Electrical and Magnetic Properties of β-Carotene Triiodide. Nature 186, 552–553 (1960). https://doi.org/10.1038/186552a0
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DOI: https://doi.org/10.1038/186552a0
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