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Oxidation of 3‐hydroxykynurenine. An EPR investigation
Author(s) -
Bolognese Adele,
Bonomo Raffaele P.,
Chillemi Rosa,
Sciuto Sebastiano
Publication year - 1990
Publication title -
journal of heterocyclic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.321
H-Index - 59
eISSN - 1943-5193
pISSN - 0022-152X
DOI - 10.1002/jhet.5570270762
Subject(s) - chemistry , electron paramagnetic resonance , phenoxazine , potassium ferricyanide , photochemistry , ferricyanide , potassium , inorganic chemistry , polymer chemistry , nuclear magnetic resonance , organic chemistry , medicine , phenothiazine , pharmacology , physics
A weak alkaline solution of 3‐hydroxykynurenine was oxidized using potassium ferricyanide. A stable epr signal was recorded, probably arising from a phenoxazine intermediate. A plausible radical mechanism for this reaction is presented.
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