Patent ID: 7435268

Claim:
An N-alkylhydroxylated secondary para-phenylenediamine compound of formula (I) and the addition salts thereof: wherein: R is chosen from linear and branched C 2 -C 14 alkylene radicals substituted with at least one group chosen from C 1 -C 10 alkoxy, amino, monoalkylamino, dialkylamino, alkylcarbonyl, amido, monoalkylaminocarbonyl, dialkylaminocarbonyl, and saturated 5-or 6-membered heterocycles; and linear or branched C 2 -C 14 alkylene radicals interrupted by one or more entities chosen from —NH— and oxygen, and optionally substituted with at least one group chosen from amino, monoalkylamino, dialkylamino, alkylcarbonyl, amido, monoalkylaminocarbonyl, dialkylaminocarbonyl, and saturated 5-or 6-membered heterocycles; wherein the compound of formula (I) is not 4-amino-N-[β-(β′-hydroxyethoxy)ethyl]aniline.