Heterocycles in Organic Synthesis. Part 40. Oxidation of 2,4,6-Triarylpyridinium Betaines and 2,4,6-Triarylpyridinium Perchlorates by Hydrogen Peroxide
N-(2-Oxidophenyl and 2-oxido-1-naphthyl)-2,4,6-triarylpyridiniums are oxidised by hydrogen peroxide to mixtures of tetra-arylpyrroles and 3-oxidopyridinium betaines, whereas 2,4,6-triarylpyridinium salts and alkaline hydrogen peroxide give β-amino- and β-
Katritzky, Alan R.,Ramsden, Christopher A.,Zakaria, Zuriati,Harlow, Richard L.,Simonsen, Stanley H.
p. 1870 - 1878
(2007/10/02)
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