Keratin dyeing compounds, keratin dyeing compositions containing them, and use thereof

Bicyclic 5-5 heteroaromatic compounds having a ring junction nitrogen and incorporating thia or oxa heteroatoms heteroatoms. Compositions for the oxidative dyeing of keratin fibers, comprising a medium suitable for dyeing and one or more bicyclic 5-5 heteroaromatic compounds having a ring junction n...

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Main Authors Glenn, Jr, Robert Wayne, Lim, Mu'Ill, Rees, Charles Wayne, Rakitin, Oleg Alekseevich, Laidig, William David, Shaffer, John David, Gardlik, John Michael, Murphy, Bryan Patrick
Format Patent
LanguageEnglish
Published 12.06.2007
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Summary:Bicyclic 5-5 heteroaromatic compounds having a ring junction nitrogen and incorporating thia or oxa heteroatoms heteroatoms. Compositions for the oxidative dyeing of keratin fibers, comprising a medium suitable for dyeing and one or more bicyclic 5-5 heteroaromatic compounds having a ring junction nitrogen and incorporating thia or oxa heteroatoms heteroatoms. A method for oxidative dyeing of keratin fibers, comprising applying such compositions in the presence of an oxidizing agent, for a period sufficient to develop the desired coloration.