C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 333/16 (2006.01) A61K 8/41 (2006.01) A61K 8/46 (2006.01) A61K 8/49 (2006.01) A61Q 5/10 (2006.01) C07C 39/15 (2006.01) C07C 39/367 (2006.01) C07C 43/23 (2006.01) C07C 49/83 (2006.01) C07C 205/20 (2006.01) C07C 215/16 (2006.01) C07C 217/84 (2006.01) C07C 323/20 (2006.01) C07D 213/30 (2006.01) C07D 213/61 (2006.01) C07D 213/85 (2006.01) C07D 213/89 (2006.01) C07D 239/26 (2006.01) C07D 277/20 (2006.01) C07D 277/24 (2006.01) C07D 317/54 (2006.01) C07D 333/28 (2006.01) C07D 333/36 (2006.01) C07D 333/42 (2006
Patent
CA 2445647
The invention relates to 1,3-dihydroxybenzene derivatives of general formula (I) or (Ia), or the physiologically acceptable, water-soluble salts thereof, R'1 representing a substituted pyridyl group, a pyrimidyl group, or a radical of formula (IIa) or (IIIa). The invention also relates to colorants containing said compounds and used on keratin fibres.
L'invention concerne des dérivés de 1,3-dihydroxybenzène de formule générale (I) ou (Ia), ou leurs sels hydrosolubles physiologiquement acceptables, R'1 signifiant un groupe pyridyle substitué, un groupe pyrimidyle, un reste de formule (IIa) ou (IIIa). La présente invention porte également sur des colorants contenant ces composés, destinés à des fibres de kératine.
Braun Hans-Juergen
Chassot Laurent
Mbm Intellectual Property Law Llp
P&g-Clairol Inc.
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