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InventoryRef 3273014/08/2020

CI 17200

Disodium 5-amino-4-hydroxy-3-(phenylazo)naphthalene-2,7-disulphonate

CI 17200 is linked to 2 EU annex records on this page. Inventory note: IV/37 (CI 17200) III/254 (Acid Red 33).

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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
Restricted entry found
Open this evidence		2English 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 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 3567-66-6
CAS 3567-66-6PubChem CID 19116

Azo fuchsine

IUPAC name
disodium;5-amino-4-hydroxy-3-phenyldiazenylnaphthalene-2,7-disulfonate
Molecular formula
C16H11N3Na2O7S2
Molecular weight
467.4 g/mol
Exact mass
466.98338061 Da
Topological polar surface area
202.0 Ų
Hydrogen-bond donors
2
Hydrogen-bond acceptors
10
Covalent units
3
Defined stereocentres
0

Also known as

Acid red 33D.C. Red No. 33C.I. ACID RED 33AZOFUCHSIND&C Red 33D&C Red No. 33Azo grenadineC.I. Acid Red 33, disodium salt
16 more reported names
Acid fuchsine DRedusol ZAzo magenta GCerticol Red BFast acid magentaHexalan Red BAcetyl Red BNaphthalene Red BColacid Red 2AAcid Red BHispacid Fuchsin BBrasilan fuchsine DHexacol Red 10BAmacid fuchsine 4BEniacid fuchsine BNAcid Red 2A
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 17200

INCI name

CI 17200

Description

Disodium 5-amino-4-hydroxy-3-(phenylazo)naphthalene-2,7-disulphonate

Record provenance

Inventory reference
32730
Imported identity
CI 17200
Source update
14/08/2020
European Commission CosIng source notes
Annex III Restriction reference
Entry 254

ACID RED 33

CAS: 3567-66-6
EC: 222-656-9
Annex IV Restriction reference
Entry 37

CI 17200

CAS: 3567-66-6
EC: 222-656-9

Key data

CAS
3567-66-6
EC
222-656-9
Restriction
IV/37 (CI 17200) III/254 (Acid Red 33)
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.
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.

#6373 · CI 17200

Records sharing a CAS or EC identity

ACID RED 33

Ingredients with overlapping formulation functions

CI 16185COLORANT
CI 16230COLORANT
CI 16255COLORANT, HAIR DYEING
CI 16290COLORANT
CI 18050COLORANT
CI 18130COLORANT
CI 18690COLORANT
CI 18736COLORANT

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 17200 appears in the CosIng inventory

The CosIng inventory lists CI 17200 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 17200 is also tagged with 2 cosmetic functions 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 17200 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 17200 reads: "IV/37 (CI 17200) III/254 (Acid Red 33)". 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 17200 carries the following function designation(s):

CAS 3567-66-6 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.
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Source note for CI 17200

This page combines the CosIng inventory entry for CI 17200 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 17200 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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