íçLí S.2019-10-272019-10-2719900040-40200040-4020https://doi.org/10.1016/S0040-4020(01)88381-2https://hdl.handle.net/11454/28386In situ radiolysis of hydroxypyridones in aqueous solution produces several radicals detected by ESR. These are produced by primary and secondary reactions of hydroxyl radicals. Azaquinoidal structures were detected from 3- and 5-hydroxypyridones. © 1990.en10.1016/S0040-4020(01)88381-2info:eu-repo/semantics/closedAccessArticle46828912902Q2