C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 333/20 (2006.01) C07D 207/335 (2006.01) C07D 231/12 (2006.01) C07D 249/08 (2006.01) C07D 261/08 (2006.01) C07D 277/40 (2006.01) C07D 277/58 (2006.01) C07D 307/52 (2006.01) C07D 333/22 (2006.01) C07D 333/28 (2006.01) C07D 333/36 (2006.01) C07D 333/42 (2006.01) C07D 333/44 (2006.01) C07D 333/58 (2006.01) A61K 7/13 (2000.01)
Patent
CA 2482917
The object of the present patent application are 3-aminophenol derivatives of formula (I) or the physiologically compatible, water-soluble salts thereof (see formula I) and colorants based on a developer-coupler combination containing these compounds.
L'invention concerne des dérivés de 3-aminophénol de formule (I) ou leurs sels solubles dans l'eau physiologiquement tolérables, ainsi que des colorants à base d'une combinaison de substance révélatrice et de substance de couplage, qui contiennent lesdits composés.
Braun Hans-Juergen
Rosato Franco Jose
Umbricht Gisela
Mbm Intellectual Property Law Llp
P&g-Clairol Inc.
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