Patent ID: 8083809

Claim:
At least one entity chosen from compounds of formula (I) and compounds of formula (II): organic salts, inorganic salts, geometrical isomers, tautomers, and solvates thereof, wherein in formula (I) or formula (II): R 1 is independently chosen from: chlorine; C 1 -C 3 alkyl radical optionally substituted by at least one hydroxyl group; and C 1 -C 3 alkoxy radical optionally substituted by at least one hydroxyl group; X is independently chosen from: hydroxyl; NR 4 R 5 radicals wherein R 4 and R 5 are each independently chosen from i) hydrogen; and ii) a C 1 -C 5 alkyl radical optionally substituted by at least one group chosen from hydroxyl, C 1 -C 3 alkoxy, amino, C 1 -C 3 alkylamino, di(C 1 -C 3 ) alkylamino, aminocarbonyl, —COOH, —SO 3 H, tri(C 1 -C 3 )alkylammonium, and C 1 -C 3 alkylimidazolium; pyrrolidinyl radical optionally substituted by at least one group chosen from hydroxyl, C 1 -C 3 alkoxy, amino, C 1 -C 3 alkylamino, di(C 1 -C 3 ) alkylamino, tri(C 1 -C 3 )alkylammonium, and C 1 -C 3 alkylimidazolium; a piperidinyl radical optionally substituted by at least one group chosen from hydroxyl, C 1 -C 3 alkoxy, amino, C 1 -C 3 alkylamino, di(C 1 -C 3 ) alkylamino, tri(C 1 -C 3 )alkylammonium, and C 1 -C 3 alkylimidazolium; n is an integer chosen from 0, 1, 2, and 3; R 2 and R 3 are independently chosen from: i) hydrogen; and ii) a C 1 -C 5 alkyl radical optionally substituted by at least one group chosen from hydroxyl, C 1 -C 3 alkoxy, amino, C 1 -C 3 alkylamino, di(C 1 -C 3 ) alkylamino, aminocarbonyl, —COOH, —SO 3 H, tri(C 1 -C 3 )alkylammonium, and C 1 -C 3 alkylimidazolium; wherein at least one of X, R 2 , R 2 , R 3 , R 4 , and R 5 comprise a cationic group, the electrical neutrality of at least one entity is achieved by at least one cosmetically acceptable anionic counterion.