Halogenated p-quinols of marine sponges. Synthesis via anodic oxidation of phenols and NHI-like rearrangement

Article abstract of DOI:10.1016/0040-4039(91)80622-D

Oxidation of either 2,6-dibromo- (1), 2-bromo- (3), or 2-bromo-6-chloro-p-acetamidophenol (5) at a Pt anode in aq. HClO₄ affords the corresponding common, 2, or rare, 4 and 6, marine halo-p-quinols in practicable yields, whereas literature reci