MIXTURE OF KERAMIDE-TYPE COMPOUNDS, METHOD OF THEIR PREPARATION, COSMETIC- OR DERMATOLOGIC-DESTINATION COMPOSITION, AND METHOD OF COSMETIC TREATMENT Russian patent published in 1999 - IPC

FIELD: cosmetics and dermatology. SUBSTANCE: compounds of general formula 1: (1), where R₁ is hydroxylated (C₁₀-C₂₅)-alkyl, n=0 or 1, and R₂, linear or branched, (C₁₆-C₃₁)-alkyl, are provided. Compounds may exist as isomers caused by structural differences in at least their aminoalcohol moiety. They possess good capability of wetting skin, hair, nails, and eyelids and may be used to prepare corresponding compositions. Compounds I are prepared by acylation of compounds R₁-CHOH-CH(NH₂)-CH₂OH with compound R₂-(CHX)_n-CO-A followed by isolation of compound 1. Group X can be substituted or hydrolyzed. EFFECT: extended choice of cosmetic and dermatologic means. 21 cl, 2 tbl, 9 ex