Abstract
A method for the synthesis of symmetrically substituted 2,2′-bipyrroles using the oxidation of α-unsubstituted pyrrole derivatives—in analogy to the oxidative coupling of phenols—is presented together with four examples. The mechanistic implications are discussed.
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Falk, H., Flödl, H. Beiträge zur Chemie der Pyrrolpigmente, 76. Mitt.: Die Synthese von symmetrisch substituierten 2,2′-Bipyrrolen durch oxidative Kupplung. Monatsh Chem 119, 247–252 (1988). https://doi.org/10.1007/BF00809598
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DOI: https://doi.org/10.1007/BF00809598