| 摘要 |
Nitrogen-containing aromatic heterocyclic (poly)peroxycarboxylic acids having the formula: <CHEM> wherein R represents a hydrogen atom or a straight or branched alkyl, (hetero)cycloalkyl, (hetero)aryl, alkylaryl or arylalkyl group, wherein said groups are optionally substituted, or a carboxylic group or any other substituents non-reactive in the presence of the active oxygen of the peroxycarboxylic group; n is a number selected from 0 and 1; m is a number selected from 1, 2 and 3, and X represents an acidic anion selected from HSO4<-> and CH3SO3<-> , and wherein the pyridinic ring may in its turn be condensed with at least one further (hetero) aromatic or (hetero)cycloalkylic ring. Also described is their preparation process and their use as bleaching agents. |
