86491-72-7Relevant academic research and scientific papers
Agent and method for colouring keratin fibres
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, (2008/06/13)
The present application relates to a preparation for dyeing keratin fibers which, before use, is mixed with an oxidizing agent and wherein a combination of at least one 4,5-diaminopyrazole derivative of the general formula (II) or its physiologically compatible salts and at least one phenylurea derivative of the general formula (I) or its physiologically compatible salts is contained in a suitable cosmetic carrier, as well as a method for dyeing hair using this preparation.
