| 摘要 |
The invention relates to a compound of formula (I), or a pharmacologically or cosmetically acceptable salt or derivative thereof, wherein R<SUB>1</SUB> to R<SUB>5</SUB> are selected from the groups R<SUB>1</SUB> representing -alkyl, -vinyl, -CHOH-CH<SUB>2</SUB>OH, R<SUB>2</SUB> representing H, -OH, -Oalkyl, -Oacyl, saccharide groups, modified saccharide groups (e.g. malonylated), R<SUB>3</SUB> representing -H, -OH, -Oalkyl, -Oacyl, modified -Oacyl (e.g. malonylated), saccharide groups, modified saccharide groups (e.g. malonylated), R<SUB>4</SUB>, R<SUB>5</SUB> representing -COOH, -carbonic esters, for use as drug, antioxidant, food supplement. The invention also relates to a method for producing the compound of formula (I). |
