[EN] TRANSDERMAL PENETRATION ENHANCERS<br/>[FR] ACTIVATEURS DE PENETRATION TRANSDERMIQUE
申请人:UNIV KARLOVA
公开号:WO2004074235A1
公开(公告)日:2004-09-02
The invention provides compounds based on ceramide analogues of the general the general formula (I), wherein R1= H or CH2OH; R2 = C8 to C16 alkyl; R3 = C7 to C15 alkyl, cis-heptadec-8-en-1-yl, CH(R1)NHCOR4, CH=CHCOOR4 or CH(OH)CH(OH)COOR4; R4 = C7 to C16 alkyl. The compounds of the general formula (I) are used as transdermal penetration enhancers. Pharmaceutical and cosmetic compositions, containing ceramide analogues of the general formula (I) in the amount from 0.1 to 5.0 w/w percent, preferably in the amount from 0.1 to 1.0 w/w percent.