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Use of chromen-4-one derivatives
专利权人:
Ralf Rosskopf;Christophe Carola;Herwig Buchholz;Sylvia Huber
发明人:
Christophe Carola,Herwig Buchholz,Sylvia Huber,Ralf Rosskopf
申请号:
US11869192
公开号:
US09044409B2
申请日:
2007.10.09
申请国别(地区):
US
年份:
2015
代理人:
摘要:
The invention relates to the use of chromen-4-one derivatives of the formula Iwhere R1 and R2 may be identical or different and are selected from H, —C(═O)—R7, —C(═O)—OR7, alkyl groups, alkenyl groups, hydroxyalkyl groups and/or cycloalkyl groups and/or cycloalkenyl groups, R3 is H or alkyl groups, R4 is H or OR8, R5 and R6 are selected from —H, —OH, alkyl groups, alkenyl groups and hydroxyalkyl groups, and R7 is H, alkyl groups, a polyhydroxyl compound, such as, preferably, an ascorbic acid radical or glycosidic radicals, and R8 is H or alkyl groups, where at least two of the substituents R1, R2 and R4-R6 are different from H or at least one substituent from R1 and R2 is —C(═O)—R7 or —C(═O)—OR7, for the care, preservation or improvement of the general state of the skin or hair.
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