| 摘要 |
Disclosed is the use of the compounds of formula wherein Q is -OH; -OR7; -NH2; -NHR7; -NR7R8; or -N-R9; T is -COR5; -CN; or -SO2-(C6-C12)aryl; R1 is hydrogen; -OR7, -SR7; -NHR7; -NR7R8; C1-C22alkyl; C2-C12Alkenyl; C2-C12alkinyl; C3-C12cycloalkyl; C3-C12cycloalkenyl; C7-C12aralkyl; C1-C12heteroalkyl, C2-C11heteroaralkyl; C6-C10aryl; or C1-C9heteroaryl; R2 and R3 independently from each other are C1-C22alkyl; C2-C12alkenyl; C2-C12alkinyl; C3-C12cycloalkyl, C3-C12cycloalkenyl; C7-C12aralkyl; C1-C12heteroalkyl; C3-C12cycloheteroalkyl; C2-C11heteroaralkyl, C6-C10aryl; or C1-C9heteroaryl; R4 is cyano; COR7, COOR7; CONH2; CONHR7; CONR7R8; SO2(C6-C12)aryl, C2-C12alk-1-enyl; C3-C12cycloalk-1-enyl; C2-C12alk-1-inyl; C2-C12heteroalkyl, C3-C5heterocycloalkyl, C6-C10aryl; or C1-C9heteroaryl; R5 is -COR7; -COOR7; -OR7; -SR7, -NHR7, -NR7R8; C2-C12alkyl; C2-C12alkenyl; C2-C12alkinyl; C3-C12cycloalkyl; C3-C12cycloalkenyl; C7-C12aralkyl; C1-C12alkylphenyl; C1-C12alkoxy-C8-C10aryl; C1-C12heteroalkyl; C2-C11heteroaralkyl; C3-C12cycloheteroalkyl; C6-C10aryl; C1-C12alkoxy-C8-C10aryl or C1-C9heteroaryl; R6, R7 and R8 independently from each other are hydrogen; C1-C22alkyl; C2-C12alkenyl; C2-C12alkinyl; C3-C12cycloalkyl; C3-C12cycloalkenyl; C7-C12aralkyl; C1-C12heteroalkyl; C2-C11heteroaralkyl; C6-C10aryl; o-C6-C10aryl; or C1-C9heteroaryl; R9 is a (C1-C6)alkylidene radical; or R1 and R2, R1 and Q, R1 and R4, R1 and R8, R2 and R3, R3 and Q, R6 and Q, T and Q, each independently, are linked together, so that 1, 2, 3 or 4 carbocyclic or N, O and/or S-heterocyclic rings are formed, wherein each of them, independently from each other, may be condensed with an aromatic or heteroaromatic ring, and/or more N-, O- and/or S-heterocycic rings, and each N atom in a N-heterocyclic ring may be substituted by C1-C22alkyl; and n is a number from 1 to 4; for protecting of human hair and skin against the damaging effect of UV radiation.
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