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InventoryRef 3273813/08/2020

CI 20040

N,N'-(3,3'-Dimethyl[1,1'-biphenyl]-4,4'-diyl)bis[2-[(2,4-dichlorophenyl)azo]-3-oxobutyramide]

CI 20040 is linked to 1 EU annex record on this page. Inventory note: IV/45.

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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 BritainSource mapped
Official source mapped; ingredient rule not imported
0English
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 5979-28-2
CAS 5979-28-2PubChem CID 22288

Pigment Yellow 16

IUPAC name
2-[(2,4-dichlorophenyl)diazenyl]-N-[4-[4-[[2-[(2,4-dichlorophenyl)diazenyl]-3-oxobutanoyl]amino]-3-methylphenyl]-2-methylphenyl]-3-oxobutanamide
Molecular formula
C34H28Cl4N6O4
Molecular weight
726.4 g/mol
Exact mass
726.089664 Da
XLogP3
10.0
Topological polar surface area
142.0 Ų
Hydrogen-bond donors
2
Hydrogen-bond acceptors
8
Covalent units
1
Defined stereocentres
0

Also known as

Light Yellow JNPV-Yellow GSiloton Yellow NCGChromatex Yellow JNPlastol Yellow 3GLHostaperm Yellow NCGHelio Fast Yellow FPVIrgalite Fast Yellow GC
16 more reported names
Segnale Light Yellow NCGPermanent Yellow NCGResamine Fast Yellow 3GLTermosolido Yellow GL SupraC.I. 20040CI 20040EINECS 227-783-3NSC 521238R3896P1A0HNSC-521238PERMANENT YELLOW NCG 70Butanamide, N,N'-(3,3'-dimethyl(1,1'-biphenyl)-4,4'-diyl)bis(2-((2,4-dichlorophenyl)azo)-3-oxo-Butanamide, N,N'-(3,3'-dimethyl(1,1'-biphenyl)-4,4'-diyl)bis(2-(2-(2,4-dichlorophenyl)diazenyl)-3-oxo-N,N'-(3,3'-Dimethyl(1,1'-biphenyl)-4,4'-diyl)bis(2-((2,4-dichlorophenyl)azo)-3-oxobutyramide)N,N'-(3,3'-Dimethyl[1,1'-biphenyl]-4,4'-diyl)bis[2-[(2,4-dichlorophenyl)azo]-3-oxobutyramide]Butanamide, N,N'-(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis[2-[(2,4-dichlorophenyl)azo]-3-oxo-
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 20040

INCI name

CI 20040

Description

N,N'-(3,3'-Dimethyl[1,1'-biphenyl]-4,4'-diyl)bis[2-[(2,4-dichlorophenyl)azo]-3-oxobutyramide]

Record provenance

Inventory reference
32738
Imported identity
CI 20040
Source update
13/08/2020
European Commission CosIng source notes
Annex IV Restriction reference
Entry 45

CI 20040

CAS: 5979-28-2
EC: 227-783-3

Key data

CAS
5979-28-2
EC
227-783-3
Restriction
IV/45
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.

#6381 · CI 20040

Ingredients with overlapping formulation functions

CI 18736COLORANT
CI 18820COLORANT
CI 18965COLORANT
CI 19140COLORANT, HAIR DYEING
CI 20170COLORANT, HAIR DYEING
CI 20470COLORANT
CI 21100COLORANT
CI 21108COLORANT

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 20040 appears in the CosIng inventory

The CosIng inventory lists CI 20040 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 20040 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 20040 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 20040 reads: "IV/45". 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 20040 carries the following function designation(s):

CAS 5979-28-2 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 20040

This page combines the CosIng inventory entry for CI 20040 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 20040 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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