Primary intermediates for oxidative coloration of hair

Details Primary intermediates for oxidative coloration of hair Primary intermediates for oxidative coloration of hair

C - Chemistry, Metallurgy

07

D

C07D 213/74 (2006.01) A61K 8/41 (2006.01) A61K 8/49 (2006.01) A61Q 5/10 (2006.01) C07C 215/76 (2006.01) C07C 255/58 (2006.01)

Patent

CA 2419463

Primary intermediates useful hair coloring systems comprise 2-arylaminomethyl- 4-aminophenols. The invention provides new 2-arylaminomethyl-4-aminophenol compounds of Formula (1): wherein R is a moiety selected from formulae (2), (3) or (4) wherein R1, R2, R3, R4 and R5 are each independently selected from a hydrogen atom, a halogen atom, a hydroxy group, an amino group, a C1-C6 alkyl or haloalkyl group, a C1-C6 alkoxy or haloalkoxy group, and a nitrile group, and R6 is a hydrogen atom, a halogen atom, a C1-C4 alkyl or a C1-C4 alkoxy group.

L'invention concerne des intermédiaires primaires utiles dans des systèmes de coloration capillaire contenant des 2-arylaminométhyl-4-aminophénols. L'invention concerne des composés 2-arylaminométhyl-4-aminophénol de formule (1) : dans laquelle R représente un groupe fonctionnel sélectionné parmi les formules (2), (3), ou (4), dans lesquelles R?1¿, R?2¿, R?3¿, R?4¿ et R?5¿ sont chacun, de façon indépendante, sélectionnés parmi un atome d'hydrogène, un atome d'halogène, un groupe hydroxy, un groupe amino, un groupe alkyle ou haloylkyle en C¿1?-C¿6?, un groupe alcoxy ou haloalcoxy en C¿1?-C¿6?, et un groupe nitrile, et R?6¿ représente un atome d'hydrogène, un atome d'halogène, un groupe alkyle en C¿1?-C¿4? ou un groupe alcoxy en C¿1?-C¿4?.

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