OXIDIZING HAIR COLORING AGENTS CONTAINING 2,5-DIAMINO-1-PHENYLBENZENE DERIVATIVES AND NOVEL 2,5-DIAMINO-1-PHENYLBENZENE DERIVATIVES

摘要

The invention relates to oxidizing agents for coloration of keratin fibers, especially hair, based on a combination of developer-coupler substances, characterized in that they contain at least one 2,5-diamino-1-phenylbenzene derivative of general formula (I) as a developer substance. The invention also relates to novel 2,5-diamino-1-phenylbenzene derivatives according to formula (I), wherein at least one of the radicals R1-R10 is different from hydrogen.