[EN] HYDROXY PYRANONE DERIVATIVE AND PREPARATION METHOD THEREOF<br/>[FR] DERIVE D'HYDROXY PYRANONE ET SON PROCEDE DE PREPARATION
申请人:AMOREPACIFIC CORP
公开号:WO2004000836A1
公开(公告)日:2003-12-31
The present invention provides hydroxy pyranone derivatives and a method for preparing the hydroxy pyranone derivatives. The hydroxy pyranone derivatives of the present invention are significantly effective in promoting the biosynthesis of collagen and in inhibiting the activity of collagenase, i.e. an enzyme for decomposing collagen, to have anti-wrinkle efficacy, and can be incorporated into medicines or external applications for lessening skin-wrinkles.