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InventoryRef 3163412/08/2020

ACID VIOLET 43

Sodium 4-[(9,10-dihydro-4-hydroxy-9,10-dioxo-1-anthryl)amino]toluene-3-sulphonate (CI 60730)

ACID VIOLET 43 is linked to 2 EU annex records on this page. Inventory note: III/291.

Regulatory evidence by market

This matrix separates verified ingredient rules from sources that are mapped but not yet imported. No imported rule does not mean the ingredient is permitted.

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MarketEvidence statusRecordsSource language
European UnionEvidence linked
Restricted entry found
Open this evidence
2English and EU languages
Great BritainEvidence linked
Restricted
Open this evidence
1English
CanadaSource mapped
Official source mapped; ingredient rule not imported
0English and French
New ZealandSource mapped
Official source mapped; ingredient rule not imported
0English
ASEANSource mapped
Official source mapped; ingredient rule not imported
0English and national languages
ChinaSource mapped
Official source mapped; ingredient rule not imported
0Chinese with selected English material
JapanSource mapped
Official source mapped; ingredient rule not imported
0Japanese; official English translation available
South KoreaSource mapped
Official source mapped; ingredient rule not imported
0Korean with some English names
United StatesSource mapped
Official source mapped; ingredient rule not imported
0English
AustraliaSource mapped
Official source mapped; ingredient rule not imported
0English
BrazilSource mapped
Official source mapped; ingredient rule not imported
0Portuguese with INCI crosswalks
IndiaSource mapped
Official source mapped; ingredient rule not imported
0English and Hindi
Saudi ArabiaSource mapped
Official source mapped; ingredient rule not imported
0Arabic and English

Chemical identity and properties

PubChem 2D chemical structure for CAS 4430-18-6
CAS 4430-18-6PubChem CID 23669622

C.I. Acid Violet 43

IUPAC name
sodium 2-[(4-hydroxy-9,10-dioxoanthracen-1-yl)amino]-5-methylbenzenesulfonate
Molecular formula
C21H14NNaO6S
Molecular weight
431.4 g/mol
Exact mass
431.04395262 Da
Topological polar surface area
132.0 Ų
Hydrogen-bond donors
2
Hydrogen-bond acceptors
7
Covalent units
2
Defined stereocentres
0

Also known as

ACID VIOLET 43CI 60730G5UX3K0728NSC-47721Benzenesulfonic acid, 2-((9,10-dihydro-4-hydroxy-9,10-dioxo-1-anthracenyl)amino)-5-methyl-, sodium salt (1:1)Murasaki 401RefChem:552649224-618-7
16 more reported names
Benzenesulfonic Acid, 2-((9,10-dihydro-4-hydroxy-9,10-dioxo-1-anthracenyl)amino)-5-meth-yl-, Monosodium SaltACIDVIOLET4311362 VioletAllzurol PurpleSolway Purple RSolway Purple RAAlizarine Irisol RFenalan Violet 3BSolanol Violet 3BAlizarin Violanol RSupracen Violet 3BAhcoquinone Blue IRAlizarine Irisol RDAlizarine Purple RSAlizarine Violet NRAlizarine Violanol R
External database identifiers

Retrieved from NIH PubChem on 2026-09-02 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Inventory details for ACID VIOLET 43

INCI name

ACID VIOLET 43

Description

Sodium 4-[(9,10-dihydro-4-hydroxy-9,10-dioxo-1-anthryl)amino]toluene-3-sulphonate (CI 60730)

Record provenance

Inventory reference
31634
Imported identity
ACID VIOLET 43
Source update
12/08/2020
European Commission CosIng source notes
Annex III Restriction reference
Entry 291

ACID VIOLET 43

CAS: 4430-18-6
EC: 224-618-7
Annex IV Identified ingredient
Entry 90

CI 60730

CAS: 4430-18-6
EC: 224-618-7

Key data

Restriction
III/291
Function
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.

Official EU ingredient-name evidence

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

Records sharing a CAS or EC identity

Ingredients with overlapping formulation functions

Additional official and scientific sources

11 external databases to check this identity in

How ACID VIOLET 43 appears in the CosIng inventory

The CosIng inventory lists ACID VIOLET 43 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.

ACID VIOLET 43 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

ACID VIOLET 43 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 ACID VIOLET 43 reads: "III/291". 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, ACID VIOLET 43 carries the following function designation(s):

CAS 4430-18-6 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.

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

Source note for ACID VIOLET 43

This page combines the CosIng inventory entry for ACID VIOLET 43 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 ACID VIOLET 43 and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

Tools & next steps

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