1624243n144123Disclosed is the use of the compounds (A) corresponding to formula (1) wherein R represents C Calkyl R is hydrogen or d Calkyl R is a radical of formula (1 a) (CH2) R R is a heterocyclic or aromatic radical comprising 4 to 6 carbon atoms which can contain from 1 to 3 nitrogen and/or oxygen atoms n is a number from 0 to 5 or R and R together with the linking nitrogen atom form a heterocyclic radical comprising 4 to 6 carbon atoms which can contain one or more oxygen or nitrogen atoms as solubilizing agent for organic UV filters (B) selected from (B1 ) benzophenone derivatives (B2) hydroxyphenyl triazine derivatives and (B3) trianilino s triazine derivatives.