Pyrazole azomethines and colorants containing these compounds

Details Pyrazole azomethines and colorants containing these compounds Pyrazole azomethines and colorants containing these compounds

C - Chemistry, Metallurgy

09

B

C09B 55/00 (2006.01) C07D 231/38 (2006.01)

Patent

CA 2589266

The object of the present invention is new pyrazole azomethines of Formula (I), (Ia), or (Ib), as well as agents containing these compounds for oxidative coloring of keratin fibers.

La présente invention concerne de nouvelles azométhines de pyrazole de formule (I), (Ia), ou (Ib), ainsi que des agents renfermant ces composés destinés à la coloration oxydante de fibres de kératine.

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