| abstract |
A mixture comprising a compound of the formula I and a compound of the formula II in which n is 1 or 2; R 1 , R' 1 , R 2 , R' 2 , R 3 and R 4 , independently of one another, are H, C 1 -C 12 alkyl; C 2 -C 6 alkenyl; C 1 -C 12 alkoxy; C 2 -C 18 alkenoxy; halogen; trifluoromethyl; C 7 -C 11 phenylalkyl; phenyl; phenyl which is substituted by C 1 -C 18 alkyl, C 1 -C 18 alkoxy or halogen; phenoxy; or phenoxy which is substituted by C 1 -C 18 alkyl, C 1 -C 18 alkoxy or halogen; R 6 is hydrogen, C 1 -C 24 alkyl, C 5 -C 12 cycloalkyl or C 7 -C 15 phenylalkyl; R 7 , in the case where n = 1, and R' 7 , independently of one another, are hydrogen or C 1 -C 18 alkyl; or are C 1 -C 12 alkyl which is substituted by OH, C 1 -C 18 alkoxy, allyloxy, halogen, -COOH, -COOR 8 , -CONH 2 , -CONHR 9 , -CON(R 9 )(R 10 ), -NH 2 , -NHR 9 , -N(R 9 )(R 10 ), -NHCOR 11 , -CN, -OCOR 11 , phenoxy and/or phenoxy which is substituted by C 1 -C 18 alkyl, C 1 -C 18 alkoxy or halogen; or R 7 is C 3 -C 50 alkyl which is interrupted by -O-and may be substituted by OH; or R 7 is C 3 -C 6 alkenyl; glycidyl; C 5 -C 12 cycloalkyl; cyclohexyl which is substituted by OH, C 1 -C 4 alkyl or -OCOR 11 ; C 7 -C 11 phenylalkyl which is unsubstituted or substituted by OH, Cl or CH 3 ; -CO-R 12 or -SO 2 -R 13 ; and R 7 , in the case where n = 2, and R 8 to R 23 are as defined in claim 1, is highly suitable for stabilizing organic material. |