Compoatlas

DISPERSE RED 17 (2-[2-hydroxyethyl-[3-methyl-4-[(4-nitrophenyl)diazenyl]phenyl]amino]ethanol)

Official label name (INCIInternational name of cosmetic ingredients: the one printed on the pack. name, EU glossary of cosmetic ingredient names), No 9481

DISPERSE RED 17 (2-[2-hydroxyethyl-[3-methyl-4-[(4-nitrophenyl)diazenyl]phenyl]amino]ethanol): Allowed with restrictions, with limits depending on the product type (Annex III, entry 294), under Regulation (EC) No 1223/2009. Good to know: classified as a sensitiser (skin allergy). Annexes of the Regulation consulted on 23 October 2026.

Who it concerns

What official classifications and rules say for each group. A classification describes the hazard of the pure substance, not the risk of a product that contains it, which depends on the dose and the exposure.

Prohibition or serious classificationThe text prohibits the substance for this use, or ranks it among the most serious hazards (known or presumed carcinogenic, mutagenic or reprotoxic, identified endocrine disruptor).Worth watchingThe text sets a condition or flags a hazard worth knowing: allergen, suspected effect, condition for children, hazard to the aquatic environment.For informationOfficial information with no condition on a finished product: warning to read, irritation of the pure substance.

  • Pregnancy and breastfeeding

    No classification harmonised by the European Union covers reproduction, the unborn child or breastfeeding for this substance. This does not mean it has been judged to have no effect during pregnancy.

  • Babies and children

    The Cosmetics Regulation sets no age-related condition for this ingredient.

  • Skin, eyes and allergies

    Worth watchingThe text sets a condition or flags a hazard worth knowing: allergen, suspected effect, condition for children, hazard to the aquatic environment.

    Worth watching Classified under the CLPEU regulation that classifies chemicals by their hazards (EC No 1272/2008). Regulation: skin sensitisation, category 1 (Skin Sens. 1).

  • Environment

    No harmonised classification as hazardous to the aquatic environment, and it is not on ECHAEuropean Chemicals Agency.'s Candidate List as an endocrine disruptor for the environment.

  • Read on the label

    For informationOfficial information with no condition on a finished product: warning to read, irritation of the pure substance.

    For information Annex III, entry 294, requires a warning that depends on the type of product: Hair dye substance in oxidative hair dye products: “To be printed on the label: The mixing ratio. “Hair colorants can cause severe allergic reactions. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary “black henna” tattoos may increase your risk of allergy. Do not colour your hair if:. — you…”. None for: Hair dye substance in non-oxidative hair dye products.

In plain words

What it is used for

Functions declared by manufacturers:

Hair dyeing: colours hair.

Functions declared in the CosIngThe European Commission's database of cosmetic ingredients. inventory. CosIng, inventory of cosmetic ingredients (INCI names, CAS, EC, functions), retrieved 21 October 2026.

Definitions of functions (decision repealed on 8 May 2020, cited for information). Decision 2006/257/EC, inventory of cosmetic ingredients (definitions of functions), retrieved 22 October 2026.

What the rules say

Allowed, with restrictions: Annex III sets a maximum concentration, the product types allowed and a warning to be printed on the packaging. Ingredient lists do not give quantities, so the concentration cannot be checked on the label; the warning can.

CosIng, Annex III of Regulation (EC) No 1223/2009 (restricted substances), retrieved 23 October 2026, source updated 13 October 2026.

The text of the annexes

Allowed with restrictions

Product typeMaximum concentrationOther conditionsWarning to print
(a) Hair dye substance in oxidative hair dye productsnot setandTo be printed on the label: The mixing ratio. “Hair colorants can cause severe allergic reactions. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary “black henna” tattoos may increase your risk of allergy. Do not colour your hair if: — you have a rash on your face or sensitive, irritated and damaged scalp, — you have ever experienced any reaction after colouring your hair, —you have experienced a reaction to a temporary “black henna” tattoo in the past.”’
(b) Hair dye substance in non-oxidative hair dye products0.2%: —Do not use with nitrosating agents —Maximum nitrosamine content: 50 μg/kg — Keep in nitrite-free containetrsnot set
Entry
Annex III, No 294
Substance
Ethanol, 2,2′-[[3- methyl-4-[(E)-(4- nitrophenyl)azo] phenyl]imino]bis-
Glossary names
Disperse Red 17
CAS
3179-89-3
EC
221-665-5
Dates in the act (3)
  • Application from 10 August 2015
    It shall apply from 10 August 2015, except the provisions in point 2 of the Annex which shall apply from 10 August 2016.
  • Entry into force on 10 August 2015
  • Application from 10 August 2016
    It shall apply from 10 August 2015, except the provisions in point 2 of the Annex which shall apply from 10 August 2016.

Excerpts from the English text published in the Official Journal. A date may concern only some substances of the act: the excerpt says so.

Regulation (EC) No 1223/2009, Annex III, entry 294. CosIng, Annex III of Regulation (EC) No 1223/2009 (restricted substances), retrieved 23 October 2026, source updated 13 October 2026.

Entry from Regulation (EU) 2015/1190, adopted on 20 July 2015.

What has changed, and what will change

Dates of the texts that cover this ingredient. A text date may cover several substances: the details of each entry are below.

  1. Annex III, entry 294: introduced or replaced by Regulation (EU) 2015/1190

  2. Annex III, entry 294: applies from this date

  3. CLP classification “Skin Sens. 1” applicable at the latest from this date (Regulation (EU) 2024/197)

Identity

CosIng identifier
33686
CAS (according to CosIng)
3179-89-3
EC (according to CosIng)
221-665-5
Declared functions
Hair dyeing
Wikidata
Q26840916
PubChem
4585870
ECHA InfoCard
100.019.696
InChIKey
ADCWDMYESTYBBN-VHEBQXMUSA-N

CosIng inventory. CosIng, inventory of cosmetic ingredients (INCI names, CAS, EC, functions), retrieved 21 October 2026.

Wikidata, items with a CosIng identifier (P3073), retrieved 22 October 2026.

Wikidata, PubChem and ECHA links are published only when verified: same CosIng identifier, a single item, matching CAS number.

Classified hazard (CLP Regulation)

The harmonised classification is the one set by the European Union for the whole Union. H codes refer to the hazard statements of Annex III of Regulation (EC) No 1272/2008.

2,2'-[[3-methyl-4-[(4-nitrophenyl)azo]phenyl]imino]bisethanol

Neither carcinogenic, mutagenic nor toxic for reproduction under the harmonised classification

Hazard classes
Skin sensitisation, category 1 (Skin Sens. 1)
Hazard statements
H317

Annex VI, entry 603-245-00-7, linked by CAS 3179-89-3. Regulation (EC) No 1272/2008 (CLP), consolidated version, Annex VI table 3, retrieved 21 October 2026.

Entry introduced or replaced by Regulation (EU) 2024/197, applicable at the latest from 1 September 2025.

Elsewhere in the world

Information on other jurisdictions, with no effect on sale in France. What is covered, and what is not yet.

Comparison between countries

Most restrictive status in each country, and the maximum concentration cited. The details and the source of each rule follow.

CountryRuleMaximum concentration cited
European UnionAllowed with restrictions0.2%
United KingdomAllowed with restrictions0.2%
SwitzerlandEU Regulation applies0.2%
United States (federal)No federal rule recordednot cited
JapanNo entry in the lists recordednot cited
South KoreaNo entry in the lists recordednot cited
ChinaNot on the prohibited lists recorded (lists of allowed substances are not recorded)not cited
AustraliaNo entry in the lists recordednot cited
BrazilNo entry in the lists recordednot cited

United Kingdom (Great Britain)

  • Allowed with restrictions (Annex III)

Same entries as in the European Union. Their maximum concentrations are compared in the “Comparison between countries” table; other conditions (product types, warnings) may differ.

Annexes II to VI in force. United Kingdom, Annexes II to VI of Regulation (EC) No 1223/2009 as retained and amended, retrieved 21 October 2026.

Contains public sector information licensed under the Open Government Licence v3.0.

Northern Ireland applies EU law.

Switzerland

Regulation (EC) No 1223/2009 applies in Switzerland (Article 54 of the Ordinance on Foodstuffs and Utility Articles).

United States, federal rules

None of the integrated sections of the federal code (21 CFR 700.11 to 700.27 and 250.250) targets this name. The FDA does not publish a list of allowed ingredients.

United States, 21 CFR part 700 and section 250.250 (FDA rules on cosmetic ingredients), eCFR, retrieved 21 October 2026.

The eCFR is not an official legal edition of the Code of Federal Regulations.

Glossary: Commission Implementing Decision (EU) 2025/1175. Page updated on 23 October 2026.