2-HYDROXY-5-AMINO-BIPHENYL-DERIVATIVES AND OXIDATIVE HAIR COLOURING AGENTS CONTAINING SAID COMPOUNDS

摘要

The invention relates to an oxidative colouring agent for keratin fibres, in particular hair, based on a developing agent-coupling agent combination, which contains as a developing agent, at least one 2-hydroxy-5-amino-biphenyl derivative of general formula (I), in addition to novel 2-hydroxy-5-amino-biphenyl derivatives.