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InventoryRef 3274613/08/2020

CI 28440

Tetrasodium 1-acetamido-2-hydroxy-3-(4-((4-sulphonatophenylazo)-7-sulphonato-1-naphthylazo))naphthalene-4,6-disulphonate

CI 28440 is linked to 1 EU annex record on this page. Inventory note: IV/53.

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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
Positive-list entry with conditions
Open this evidence		1English and EU languages
Great BritainEvidence linked
Permitted list with conditions
Open this evidence		1English
CanadaSource mapped
Official source mapped; ingredient rule not imported
0English and French
New ZealandEvidence linked
Permitted list with conditions
Open this evidence		1English
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 2519-30-4
CAS 2519-30-4PubChem CID 17293

Brilliant Black BN

IUPAC name
tetrasodium;4-acetamido-5-hydroxy-6-[[7-sulfonato-4-[(4-sulfonatophenyl)diazenyl]naphthalen-1-yl]diazenyl]naphthalene-1,7-disulfonate
Molecular formula
C28H17N5Na4O14S4
Molecular weight
867.7 g/mol
Exact mass
866.9245621 Da
Topological polar surface area
361.0 Ų
Hydrogen-bond donors
2
Hydrogen-bond acceptors
18
Covalent units
5
Defined stereocentres
0

Also known as

Black PNFood black 1Brilliant black 1Blue Black BNC.I. FOOD BLACK 1Brilliant Black ABrilliant Black PNCI 28440
16 more reported names
E 151Black BNBrilliant Acid Black BNA ExportBlack PN (~80%)C.I. 28440C.I. Food Black 1, tetrasodium saltBrilliant Acid Black BN Extra Pure A2WPR32U0CPMelan BlackCilefa Black BXylene Black FHexacol Black PN1743 BlackSodium 4-acetamido-5-hydroxy-6-((7-sulfonato-4-((4-sulfonatophenyl)diazenyl)naphthalen-1-yl)diazenyl)naphthalene-1,7-disulfonateTetrasodium 1-acetamido-2-hydroxy-3-(4-((4-sulphonatophenylazo)-7-sulphonato-1-naphthylazo))naphthalene-4,6-disulphonateCerticol Black PNW
Open full PubChem recordPubChem annotations3D structure image
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 CI 28440

INCI name

CI 28440

Description

Tetrasodium 1-acetamido-2-hydroxy-3-(4-((4-sulphonatophenylazo)-7-sulphonato-1-naphthylazo))naphthalene-4,6-disulphonate

Record provenance

Inventory reference
32746
Imported identity
CI 28440
Source update
13/08/2020
European Commission CosIng source notes
Annex IV Restriction reference
Entry 53

CI 28440

CAS: 2519-30-4
EC: 219-746-5

Key data

CAS
2519-30-4
EC
219-746-5
Restriction
IV/53
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.

#6391 · CI 28440

Ingredients with overlapping formulation functions

CI 24790COLORANT
CI 26100COLORANT
CI 27290COLORANT, HAIR DYEING
CI 27755COLORANT
CI 40215COLORANT
CI 40800COLORANT
CI 40820COLORANT
CI 40825COLORANT

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 chemicalsPubChem PUG RESTEU Safety Gate cosmetic product alertsECHA CHEMUS EPA CompToxCosmetic Ingredient Review safety assessmentsFDA Global Substance Registration SystemILO/WHO International Chemical Safety CardsJapan NITE-CHRIPNIOSH Pocket Guide to Chemical HazardsOECD eChemPortal

How CI 28440 appears in the CosIng inventory

The CosIng inventory lists CI 28440 as a cosmetic ingredient and this page links it to 1 annex record. The inventory entry captures names and identifiers, while the annex record shows where the substance is prohibited, restricted or positively listed in EU cosmetics law.

CI 28440 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 28440 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 28440 reads: "IV/53". 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 28440 carries the following function designation(s):

CAS 2519-30-4 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 28440

This page combines the CosIng inventory entry for CI 28440 with 1 linked Annex II–VI record from the local dataset built from public European Commission cosmetic ingredient materials.

Use this inventory page to research CI 28440 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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