What other records share CAS 72-48-0?

CAS 72-48-0 may appear across multiple EU annex records. The CAS lookup page shows all Annex II–VI entries sharing this identifier, useful for identifying cross-annex regulatory status of the same chemical substance.

How do I check if my formula contains CI 58000?

Use the INCI Checker to screen a full ingredient list across selected markets, or use the substance market comparison to review this identity across all supported market datasets.

InventoryRef 3278014/08/2020

CI 58000

Q: What does the restriction note for CI 58000 mean?

The restriction field for CI 58000 reads: IV/86 (CI 58000) II/1361 (Pigment Red 83; CI 58000: when used as a substance in hair dye products). This is the restriction note from the CosIng inventory. For authoritative conditions and limits, always refer to the linked annex entries.

1,2-Dihydroxyanthraquinone; Alizarin

CI 58000 is linked to 2 EU annex records on this page. Inventory note: IV/86 (CI 58000) II/1361 (Pigment Red 83; CI 58000: when used as a substance in hair dye products).

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Regulatory evidence by market

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Market	Evidence status	Records	Source language
European Union	Evidence linked Prohibited entry found Open this evidence	2	English and EU languages
Great Britain	Evidence linked Prohibited Open this evidence	1	English
Canada	Source mapped Official source mapped; ingredient rule not imported	0	English and French
New Zealand	Evidence linked Prohibited + Permitted list with conditions Open this evidence	2	English
ASEAN	Evidence linked Prohibited Open this evidence	1	English and national languages
China	Source mapped Official source mapped; ingredient rule not imported	0	Chinese with selected English material
Japan	Source mapped Official source mapped; ingredient rule not imported	0	Japanese; official English translation available
South Korea	Source mapped Official source mapped; ingredient rule not imported	0	Korean with some English names
United States	Source mapped Official source mapped; ingredient rule not imported	0	English
Australia	Source mapped Official source mapped; ingredient rule not imported	0	English
Brazil	Evidence linked Prohibited Open this evidence	1	Portuguese with INCI crosswalks
India	Evidence linked Prohibited Open this evidence	1	English and Hindi
Saudi Arabia	Evidence linked Prohibited Open this evidence	1	Arabic and English

Chemical identity and properties

PubChem 2D chemical structure for CAS 72-48-0

CAS 72-48-0PubChem CID 6293

Alizarin

Alizarin is a dihydroxyanthraquinone that is anthracene-9,10-dione in which the two hydroxy groups are located at positions 1 and 2. It has a role as a chromophore, a dye and a plant metabolite. — ChEBI

IUPAC name: 1,2-dihydroxyanthracene-9,10-dione

Molecular formula: C14H8O4
Molecular weight: 240.21 g/mol
Exact mass: 240.04225873 Da
XLogP3: 3.2
Topological polar surface area: 74.6 Å²
Hydrogen-bond donors: 2
Hydrogen-bond acceptors: 4
Covalent units: 1
Defined stereocentres: 0

Also known as

1,2-DihydroxyanthraquinoneMordant Red 111,2-Dihydroxy-9,10-anthracenedioneTurkey RedALIZARINEAlizarin BAlizarine Red1,2-Anthraquinonediol

16 more reported names

Alizarine BAlizarinaEljon MadderAlizarine NACAlizarine Red BAlizarine Red LAlizerine NACEljon Madder M1,2-Dihydroxy-9,10-anthraquinoneAlizarine 3BAlizarine L pasteAlizarine Red IPTurkey Red WAlizarine indicatorAlizarine Red B2Certiqual Alizarine

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEBI:CHEBI:16866
ChEMBL:CHEMBL55814
EPA DTXSID:DTXSID5045960
PubMed:38670245
PubMed:37515497
PubMed:34783865
PubMed:33438235
PubMed:33421718
PubMed:26178874
PubMed:23684558
PubMed:23115640
PubMed:23114147
PubMed:23083172
PubMed:23057358
PubMed:23057022

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Inventory details for CI 58000

INCI name

CI 58000

Description

1,2-Dihydroxyanthraquinone; Alizarin

Record provenance

Inventory reference: 32780
Imported identity: CI 58000
Source update: 14/08/2020

European Commission CosIng source notes

Annex records for CI 58000

Annex II Restriction reference

Entry 1361

1,2-Dihydroxyanthraquinone (Pigment Red 83; CI 58000) when used as a substance in hair dye products

CAS: 72-48-0

EC: 200-782-5

Annex IV Restriction reference

Entry 86

CI 58000 / PIGMENT RED 83

CAS: 72-48-0

EC: 200-782-5

Key data

CAS

72-48-0

200-782-5

Restriction

IV/86 (CI 58000) II/1361 (Pigment Red 83; CI 58000: when used as a substance in hair dye products)

Function

COLORANT: Exclusively or mainly intended to colour the cosmetic product, the body as a whole or certain parts thereof, by absorption or reflection of visible light. All authorised colorants are substances in the positive list of Annex IV to the Cosmetics Regulation 1223/2009.

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

#6425 · CI 58000

Records sharing a CAS or EC identity

PIGMENT RED 83

Ingredients with overlapping formulation functions

Additional official and scientific sources

11 external databases to check this identity in

Each link searches that source for this identity. What each source is, and its legal weight

ECHA CHEM / Information on chemicals PubChem PUG REST EU Safety Gate cosmetic product alerts ECHA CHEM US EPA CompTox Cosmetic Ingredient Review safety assessments FDA Global Substance Registration System ILO/WHO International Chemical Safety Cards Japan NITE-CHRIP NIOSH Pocket Guide to Chemical Hazards OECD eChemPortal

How CI 58000 appears in the CosIng inventory

The CosIng inventory lists CI 58000 as a cosmetic ingredient and this page links it to 2 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

CI 58000 is also tagged with 1 cosmetic function in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

CI 58000 appears in the EU CosIng inventory and has linked annex records. Check the annex records above for applicable restrictions, concentration limits and conditions of use. Annex II listing means prohibited; Annex III means restricted; Annexes IV, V and VI mean permitted under specified conditions.

The restriction field for CI 58000 reads: "IV/86 (CI 58000) II/1361 (Pigment Red 83; CI 58000: when used as a substance in hair dye products)". This is the restriction note recorded in the CosIng inventory for this ingredient. For authoritative conditions and limits, always refer to the linked annex entries above.

According to the EU CosIng inventory, CI 58000 carries the following function designation(s):

COLORANT

CAS 72-48-0 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.

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Source note for CI 58000

This page combines the CosIng inventory entry for CI 58000 with 2 linked Annex II–VI records from the local dataset built from public European Commission cosmetic ingredient materials.

Use this inventory page to research CI 58000 and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

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Tools & next steps

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