Aminophenol derivatives and their use in cosmetics

Use of at least one aminophenol derivative of formula (I) below: ##STR1##

in which: R represents a hydrogen atom or a radical -COR₂, wherein R₂ represents a saturated or unsaturated, linear, cyclic or branched, optionally hydroxylated, C₁ to C₃₀ hydrocarbon or alkoxy radical; R₁ is a radical of formula (a), (b) or (c) below: (a) -CO-NR₃R₄ (b) -CO-O-R₅ (c) -SO₂-R₅ wherein R₃ represents a hydrogen atom or a linear or branched, saturated or unsaturated, optionally hydroxylated, C₁ to C₄ hydrocarbon radical, R₄ represents a hydrogen atom or a saturated or unsaturated, linear, cyclic or branched, optionally hydroxylated, C₁ to C₃₀ hydrocarbon radical, and R₅ represents a saturated or unsaturated, linear, cyclic or branched, optionally hydroxylated, C₁ to C₃₀ hydrocarbon radical, in a depigmenting and/or bleaching cosmetic composition for human skin, body hairs or head hair; compositions comprising the derivatives of formula (I) and a process for depigmenting and/or bleaching the skin, body hairs and/or head hairs.