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Acid blue 62

CAS 12237-70-6 · 70/100 · High conf.

Also registered as 5 other CAS numbers

159520-53-3 · 224778-67-0 · 231946-75-1 · 340810-38-0 · 4368-56-3

Acid blue 62 chemical structure

Concern score

70/100High concern based on regulatory listings.
High confidence

Acid blue 62 in plain language

What it is

On cosmetic ingredient lists it appears as “CI 62045”.

Also known as CI 62045 · C.I. Acid Blue 62 · CI acid blue 62 · 1-Amino-4-cyclohexylaminoanthraquinone-2-sodium sulfonate · Alizarine Brilliant Sky Blue R · Alizarine Sky Blue R

Show all 22 names

Alizarine Supra Blue R · Alizarine Supra Sky RA · C.I. 62045 · Erionyl Blue E-RFF · Eriosin Blue RFF · Eriosin Fast Blue RFF · Fenazo Light Blue RA · Kayacyl Sky Blue R · Lerui Acid Brilliant Blue P 3FRL · Lissamine Blue 2BR · Midlon Blue 2R · Naphthazine Blue CRFF · Polan Navy Blue E 2R · Sodium 1-AMINO-4-(CYCLOHEXYLAMINO)-2-ANTHRAQUINONESULFONATE · Sol. Sulfur Blue 10 · Telon Blue RRL

What it does

Used in cosmetics as a colourant and a hair dye. CI 62045 is classed chemically as an anthraquinone colour.

  • Colorant
  • Hair dyeing
  • Colourant
Is it a concern?
High concern: no hazard classifications on record. It is restricted in EU cosmetics.

Why it's flagged

Sodium 1-amino-4-(cyclohexylamino)-9,10-dihydro-9,10-dioxoanthracene-2-sulphonate; CI 62045 (see note 17) is restricted in cosmetic products under Annex III of the EU Cosmetics Regulation (EC) 1223/2009.

RestrictedEU EC — restricted

The score describes this ingredient's chemical identity — its hazard profile from published classifications and regulatory status — not the safety of any product it appears in.

Regulation

Restrictions first, then routine listings from published regulatory sources.

  • EU Annex III — restricted
  • EU Annex IV — permitted colorant
  • EU permitted colorant
  • EU restricted in cosmetics

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • EUEC

    Annex III of EU Cosmetics Regulation (EC) 1223/2009: substances which cosmetic products must not contain except subject to the restrictions laid down. Product types: Hair dye substance in non-oxidative hair dye products Maximum concentration: 0.5% Other conditions: - Do not use with nitrosating systems - Maximum nitrosamine content: 50 microgram/kg - Keep in nitrite-free containers

    restricted
    View source →
  • EUCosIngActive4 entries
    • 1-Amino-4-Cyclohexylaminoanthraquinone-2-Sodium Sulfonate; 1-Amino-4-(Cyclohexylamino)-9,10-Dihydro-9,10-Dioxo-2-Anthracenesulfonic Acid, Monosodium Salt Restriction: III/195 IV/94Source →
    • CI 62045 is classed chemically as an anthraquinone colour. It conforms to the formula: Restriction: IV/94Source →
    • Cosmetics Regulation annex IV / ref 94.Source →
    • Cosmetics Regulation annex III / ref 195.Source →
  • EUECallowed_listedAnnex IV of EU Cosmetics Regulation (EC) 1223/2009: colorants allowed in cosmetic products. Maximum concentration: Rinse-off products
    • Annex IV of EU Cosmetics Regulation (EC) 1223/2009: colorants allowed in cosmetic products. Maximum concentration: Rinse-off productsSource →
  • USEPAcommercial use observedEPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Dye.
    • EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Dye.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for Acid blue 62. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

Evidence & sources

No graded research studies for Acid blue 62 yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

7 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →
  • EU CosIng Cosmetics Regulation Annexes

    regulatory · updated 2020-08-14

    Open →
  • EPA Chemical and Products Database

    exposure · updated January 7, 2008

    Open →
  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →
  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →
  • openFDA Substance

    registry · updated 2026-05-24

    Open →
  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Food use

Food-use source coverage is present in the current record.

Good fit

The ingredient appears in food-oriented source coverage or allowed-use references, which makes food use easier to support than a context with no domain signal at all.

Fragrance avoidance

No fragrance-linked caution surfaced in the current profile.

Good fit

This ingredient does not currently read as a fragrance-linked driver in the published evidence and hazard profile.