Description
CI 12085 is a monoazo colorant whose chemical name is 1-[(2-Chloro-4-nitrophenyl)azo]-2-naphthol and its insoluble barium, strontium and zirconium lakes, salts and pigments. The name therefore includes the insoluble barium, strontium and zirconium lakes, salts and pigments. Monoazo colorants have a single azo group. It declares the colorant function. Its US INCI name is Pigment Red 4.
With reference 9, CI 12085 is part of Annex IV of Regulation (EC) No 1223/2009, which groups the permitted colorants, and its declared color is red. In the inventory, the cosmetic restriction of CI 12085 is recorded as "IV/9 (CI 12085) II/1345 (Pigment Red 4; CI 12085: and its salts when used as a substance in hair dye products)". Entry II/1345 of Annex II corresponds to "1-[(2-Chloro-4-nitrophenyl)azo]-2-naphthol (Pigment Red 4; CI 12085) and its salts when used as a substance in hair dye products". The inventory also lists PIGMENT RED 4, with the hair dyeing function and restriction II/1345. The identified ingredients of the entry include CI 12085 and PIGMENT RED 4.
Colorant ingredients give color to the product or the application area, whereas hair dyeing ingredients, a function the inventory assigns to PIGMENT RED 4, color the hair. The information presented is for technical reference only and does not constitute a recommendation for use or an efficacy claim.