申请人:Chassot Laurent
公开号:US20080235882A1
公开(公告)日:2008-10-02
o-Aminophenol derivatives of the general formula (I) or physiologically compatible, water-soluble salts thereof,
in which
X is oxygen, sulfur or N—R4;
R1, R2, R3 may be identical or different and, independently of one another, are hydrogen, a halogen atom, a cyano group, a C
1
-C
4
-alkoxy group, a C
1
-C
6
-alkyl group, a C
1
-C
4
-alkyl thioether group, a mercapto group, a nitro group, a trifluoromethane group, a —C(O)H group, a —C(O)CH
3
group, a —C(O)CF
3
group, an —Si(CH
3
)
3
group, a C
1
-C
4
-hydroxyalkyl group or an aminomethyl group;
R4 is hydrogen, a C
1
-C
6
-alkyl group, a C
1
-C
4
-hydroxy-alkyl group, a phenyl group or an acetyl group;
and colorants containing said compounds for keratin fibers.