| abstract |
The present invention relates to a new lipid A chosen from: (a) the compounds of formula (I): in which: AG1 denotes a 3-hydroxy decanoyl group AG2 denotes a 3-dodecanoyloxy decanoyl group, where R denotes a hydrogen atom or a group PO (OR ') 2, R' denoting a hydrogen atom, a linear or branched, saturated or unsaturated, C1-C6 alkyl group, or a phenyl group, and (b) in the case where R denotes a PO (OH) 2 group in formula (I) above, an inorganic salt of the compound of formula (I), or a primary, secondary or tertiary amine salt of the compound of formula (I), or of a phosphoethanolamine salt of the compound of formula (I), it being understood that, when several groups R, respectively R ′, are present, they are identical or different from each other. It also relates to a composition suitable for an application topically on the skin, containing, in a cosmetically acceptable medium, such a lipid A, as well as its uses cosmetic isations. |