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Ingredient function 442 ingredients · Page 8/9

HAIR DYEING

Imparting color to hair. Hair dyeing preparations may be temporary, semi-permanent, or permanent, depending on the length of time the colorant remains on the hair.

Definition provenance: European Commission CosIng ingredient-function terminology.

442 ingredients in the EU CosIng inventory carry the HAIR DYEING function designation.

Ingredients with the HAIR DYEING function

4-Aminophenol (CI 76550)

CAS 123-30-8III/272 - (EC) No 1197/2013

[29H,31H-Phthalocyaninato(2-)-N29,N30,N31,N32] copper (CI 74160)

CAS 147-14-8II/1367

3-Hydroxy-N-(o-tolyl)-4-[(2,4,5-trichlorophenyl)azo]naphthalene-2-carboxamide (CI 12370)

CAS 6535-46-2Restricted — see record

2-(3,6-Dihydroxy-2,4,5,7-tetraiodoxanthen-9-yl)benzoic acid, aluminium salt (CI 45430)

CAS 12227-78-0Restricted — see record

Anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetrone, 2,9-bis(4-methoxyphenyl)-

CAS 6424-77-7

Pigment Red 4 is classed chemically as a monoazo colour. It conforms to the formula:

CAS 2814-77-9Restricted — see record

Disodium 4-[(5-chloro-4-methyl-2-sulphonatophenyl)azo]-3-hydroxy-2-naphthoate (CI 15865)

CAS 3564-21-4Restricted — see record

N-(5-Chloro-2,4-dimethoxyphenyl)-4-[[5-[(diethylamino)sulphonyl]-2-methoxyphenyl]azo]-3-hydroxynaphthalene-2-carboxamide (CI 12490)

CAS 6410-41-9Restricted — see record

Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate (CI 15850)

CAS 29092-56-6; 5281-04-9III/296 (Pigment Red 57) IV/27 (CI 15850)

Calcium 3-hydroxy-4-[(1-sulphonato-2-naphthyl)azo]-2-naphthoate (CI 15880)

CAS 6417-83-0Restricted — see record

1,2-Dihydroxyanthraquinone (CI 58000)

CAS 104074-25-1; 72-48-0Restricted — see record

Benzo[b]thiophen-3(2H)-one, 4,7-dichloro-2-(4,7-dichloro-3-oxobenzo[b]thien-2(3H)-ylidene)-

CAS 14295-43-3

5,12-Dihydroquino[2,3-b]acridine-7,14-dione (CI 73900)

CAS 1047-16-1II/1366

These widely assigned CosIng terms provide populated comparison pages; they are not presented as semantic equivalents of the current function.

How the HAIR DYEING function is used in CosIng

The HAIR DYEING function is assigned by the European Commission in the CosIng ingredient inventory. This page currently lists 442 ingredients carrying that function label in the dataset, which helps you move from a functional claim to the exact ingredients that use it.

Imparting color to hair. Hair dyeing preparations may be temporary, semi-permanent, or permanent, depending on the length of time the colorant remains on the hair.

Function assignments come from official EU CosIng data. They describe intended cosmetic use, but they do not replace regulatory review of each linked ingredient and any annex records tied to it.