Lipid compounds derived from sphingosines, process for preparing these and their applications, in particular in cosmetics and in the pharmacy of skin conditions

摘要

The invention relates to a lipid compound of formula (I): (I) where R1 denotes a C11 to C21 alkyl or alkenyl radical and R2 denotes a linear or branched C8 to C30 hydrocarbon radical, saturated or bearing one or more ethylenically unsaturated bonds, and also to a process for preparing it and to compositions for cosmetic use or pharmaceutical use for skin conditions containing this compound.