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Official EU label nameGlossary entry 6475

CI 77492

This record confirms an official common ingredient name for EU cosmetic product labelling. It does not by itself confirm that the substance is permitted, unrestricted or safe.

Global evidence snapshot

The resolved identity has matching regulatory evidence in 3 of 13 indexed market datasets: 2 country records and 1 EU Annex records. Every result and evidence gap is listed below.

3 markets with evidence
Markets checked
13
Markets with evidence
3
Evidence gaps
10
Resolved identifiers
8

Resolved substance identity

CAS:51274-00-11345-27-320344-49-452357-70-7
EC:257-098-5215-722-3215-570-8257-670-1
Ingredient index records:
CI 77492
Cosmetic functions: COLORANT

Iron oxide

Inventory restriction note: IV/136

3 matched or reported names
CI 77492Iron Oxide YellowIron oxide yellow (Pigment Yellow 42)

Regulatory evidence in all 13 markets

Open each matched record for its scope, concentration, conditions, warnings and official source version.

Swipe or scroll horizontally to see dataset coverage and next actions.

MarketResultRecordsDatasetMeaning / next action
European Union
EU
Conditional positive-list match1Open record 1
Complete annex dataset
Regulation (EC) 1223/2009 consolidated to 1 May 2026
Review every linked record and exact conditions.
Great Britain
GB
Permitted list with conditions1Open record 1
Complete consolidated annex dataset
GB retained Regulation 1223/2009 schedules, effective 15 August 2026
Review every linked record and exact conditions.
Canada
CA
No local match0
Complete Hotlist snapshot
Health Canada Cosmetic Ingredient Hotlist, 13 August 2025
The Hotlist is an administrative compliance tool, not an exhaustive safety approval list.
New Zealand
NZ
Permitted list with conditions1Open record 1
Complete schedules dataset
Cosmetic Products Group Standard schedules effective 1 January 2026
Review every linked record and exact conditions.
ASEAN
ASEAN
No local match0
Complete regional annex dataset
ASEAN Cosmetic Directive annexes 2026-1, 22 June 2026
Regional annex coverage does not replace member-state implementation dates, notifications or national deviations.
China
CN
No local match0
Complete prohibited catalogues plus official-source workflow
NMPA 2021 banned catalogues plus dynamic IECIC List I/List II system current since 2025
IECIC listing is not blanket approval; absence may require the new cosmetic ingredient route, and restrictions are checked separately.
Japan
JP
No local match0
Complete Standards appendices dataset
MHLW Standards for Cosmetics official English source and Japanese amendments checked for the imported snapshot
The Japanese text and subsequent notices are canonical; no local match is not a product-compliance conclusion.
South Korea
KR
No local match0
Complete current appendix dataset
MFDS Notice 2026-19, effective 18 March 2026
Korean source wording is canonical and other positive lists/notices may still apply to the formulation.
United States
US
No local match0
Complete enumerated federal ingredient rules
eCFR Title 21 issue date 27 August 2026
FDA has no general approved-cosmetic-ingredient catalogue; absence from these sections is not approval or proof of safety.
Australia
AU
No local match0
Complete cosmetic-relevant Poisons Standard subset plus official workflow
Therapeutic Goods (Poisons Standard—June 2026) Instrument 2026
An AICIS Inventory match is not cosmetic approval; no Inventory match can indicate a new, exempted, reported or confidential introduction.
Brazil
BR
No local match0
Complete prohibited dataset plus current restricted-list workflow
ANVISA RDC 1.029/2026 and RDC 1.030/2026, published 15 June 2026
RDC 1.030/2026 amends rather than replaces the prohibited baseline, and the second restricted-list revision was still under consultation in July 2026.
India
IN
No local match0
Complete current Part 2 dataset plus official workflow for Parts 1, 3 and 4
Cosmetics Rules 2020 plus current BIS IS 4707 parts (1:2020, 2:2025, 3:2025, 4:2022)
The standards are separate controlled publications; absence from a locally indexed excerpt is not permission.
Saudi Arabia
SA
No local match0
Complete official list index
SFDA live prohibited/restricted lists, snapshot 30 August 2026
No list match is not permission; Gulf/SFDA product, claim, notification and technical requirements still apply.
No market rows match this filter.

Matching market records and conditions

Exact Annex II–VI evidence

Chemical identity and properties

PubChem 2D chemical structure for CAS 20344-49-4
CAS 20344-49-4PubChem CID 9793696

iron hydroxide oxide (Fe(OH)O)

Ferric oxyhydroxide is a Phosphate Binder. The mechanism of action of ferric oxyhydroxide is as a Phosphate Chelating Activity. — FDA Pharm Classes

IUPAC name
iron(3+);oxygen(2-);hydroxide
Molecular formula
FeHO2
Molecular weight
88.85 g/mol
Exact mass
88.932590 Da
Topological polar surface area
2.0 Ų
Hydrogen-bond donors
1
Hydrogen-bond acceptors
2
Covalent units
3
Defined stereocentres
0

Also known as

Ferric oxyhydroxideFerric hydroxide oxideFERRIC OXY-HYDROXIDEIRON HYDROXIDE OXIDE (FEO(OH))5Fe2O3.9H2OFERRIC OXYHYDROXIDE (FEO2H)FERRIC HYDROXIDE OXIDE (FEOOH)Proferdex
10 more reported names
RefChem:791334243-746-487PZU03K0KIron hydroxide oxideiron(III) oxyhydroxideFeHO2ferric;oxygen(2-);hydroxideFERRIC HYDROXIDE [MI]IEECXTSVVFWGSE-UHFFFAOYSA-MIron(3+) hydroxide oxide (1/1/1)
External database identifiers

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

PubChem 2D chemical structure for CAS 51274-00-1
CAS 51274-00-1PubChem CID 23320441

C.I. Pigment Yellow 42

IUPAC name
iron(3+);oxygen(2-);hydroxide;hydrate
Molecular formula
FeH3O3
Molecular weight
106.87 g/mol
Exact mass
106.943154 Da
Topological polar surface area
3.0 Ų
Hydrogen-bond donors
2
Hydrogen-bond acceptors
3
Covalent units
4
Defined stereocentres
0

Also known as

Ferric oxide YellowEX438O2MRTC.I. 77492RefChem:1080569Yellow iron oxideFerric oxide, yellowBayferrox 920UNII-EX438O2MRT
16 more reported names
Iron hydroxide oxide yellowFerric oxide, yellow [NF]CCRIS 4378EINECS 257-098-5MAPICO YELLOWIRON OXIDE,YELLOWFERRIC OXIDE,YELLOWEC 257-098-5HYDRATED FERRIC-OXIDEFERRIC OXIDE, HYDRATEDINS NO.172(III)INS-172(III)FERRIC OXIDE YELLOW [II]FERRIC OXYHYDROXIDE HYDRATEHYDRATED IRON (III) OXIDEIRON OXIDE,YELLOW [VANDF]

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

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Official source and scope

Imported from Commission Implementing Decision (EU) 2025/1175 (dataset version EU 2025/1175). The glossary supplies common ingredient names for the ingredient list required by Article 19(1)(g); it is not an approval or safety list.

Open official Decision