What other records share CAS 149861-22-3?

CAS 149861-22-3 may appear across multiple EU annex records. The CAS lookup page shows all Annex II–VI entries sharing this identifier, useful for identifying cross-annex regulatory status of the same chemical substance.

How do I check if my formula contains 2-AMINO-5-ETHYLPHENOL HCL?

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InventoryRef 8351815/10/2010

2-AMINO-5-ETHYLPHENOL HCL

Phenol, 2-Amino-5-Ethyl-, Hydrochloride

2-AMINO-5-ETHYLPHENOL HCL is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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Regulatory evidence by market

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Market	Evidence status	Records	Source language
European Union	Source mapped Inventory entry; no linked annex rule	0	English and EU languages
Great Britain	Evidence linked Restricted Open this evidence	1	English
Canada	Source mapped Official source mapped; ingredient rule not imported	0	English and French
New Zealand	Evidence linked Restricted Open this evidence	1	English
ASEAN	Evidence linked Restricted Open this evidence	1	English and national languages
China	Source mapped Official source mapped; ingredient rule not imported	0	Chinese with selected English material
Japan	Source mapped Official source mapped; ingredient rule not imported	0	Japanese; official English translation available
South Korea	Source mapped Official source mapped; ingredient rule not imported	0	Korean with some English names
United States	Source mapped Official source mapped; ingredient rule not imported	0	English
Australia	Source mapped Official source mapped; ingredient rule not imported	0	English
Brazil	Source mapped Official source mapped; ingredient rule not imported	0	Portuguese with INCI crosswalks
India	Evidence linked Restricted Open this evidence	1	English and Hindi
Saudi Arabia	Evidence linked Restricted Open this evidence	1	Arabic and English

Chemical identity and properties

PubChem 2D chemical structure for CAS 149861-22-3

CAS 149861-22-3PubChem CID 19761805

2-Amino-5-ethylphenol hydrochloride

IUPAC name: 2-amino-5-ethylphenol;hydrochloride

Molecular formula: C8H12ClNO
Molecular weight: 173.64 g/mol
Exact mass: 173.0607417 Da
Topological polar surface area: 46.3 Å²
Hydrogen-bond donors: 3
Hydrogen-bond acceptors: 2
Covalent units: 2
Defined stereocentres: 0

Also known as

Colorex AEPPhenol, 2-amino-5-ethyl-, hydrochloride2-AMINO-5-ETHYLPHENOL HCLB5IWK1V8FX2-Amino-5-ethylphenol HCl [INCI]Phenol, 2-amino-5-ethyl-, hydrochloride (1:1)RefChem:4645892-Amino-5-ethyl-phenol hydrochloride

8 more reported names

UNII-B5IWK1V8FX2-Amino-5-ethylphenolhydrochloride6-Amino-m-ethylphenol hydrochloride2-Amino-5-ethylpheno2-amino-5-ethyl-phenol;hydrochlorideAS-20042CS-01525382-Amino-5-ethylphenol--hydrogen chloride (1/1)

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

EPA DTXSID:DTXSID40164418

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 2-AMINO-5-ETHYLPHENOL HCL

INCI name

2-AMINO-5-ETHYLPHENOL HCL

Description

Phenol, 2-Amino-5-Ethyl-, Hydrochloride

Record provenance

Inventory reference: 83518
Imported identity: 2-AMINO-5-ETHYLPHENOL HCL
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for 2-AMINO-5-ETHYLPHENOL HCL

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Key data

CAS

149861-22-3

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Restriction

—

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.

#193 · 2-AMINO-5-ETHYLPHENOL HCl

Ingredients with overlapping formulation functions

2-AMINO-4-HYDROXYETHYLAMINOANISOLEHAIR DYEING

2-AMINO-4-HYDROXYETHYLAMINOANISOLE SULFATEHAIR DYEING

2-AMINO-4-NITROPHENOLHAIR DYEING

2-AMINO-4-NITROPHENOL SULFATEHAIR DYEING

2-AMINO-5-NITROPHENOLHAIR DYEING

2-AMINO-6-CHLORO-4-NITROPHENOLHAIR DYEING

2-AMINOMETHYL-P-AMINOPHENOL HCLHAIR DYEING

2-CHLORO-5-NITRO-N-HYDROXYETHYL P-PHENYLENEDIAMINEHAIR DYEING

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 chemicals PubChem PUG REST EU Safety Gate cosmetic product alerts ECHA CHEM US EPA CompTox Cosmetic Ingredient Review safety assessments FDA Global Substance Registration System ILO/WHO International Chemical Safety Cards Japan NITE-CHRIP NIOSH Pocket Guide to Chemical Hazards OECD eChemPortal

How 2-AMINO-5-ETHYLPHENOL HCL appears in the CosIng inventory

The CosIng inventory lists 2-AMINO-5-ETHYLPHENOL HCL as a cosmetic ingredient and this page links it to 0 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.

2-AMINO-5-ETHYLPHENOL HCL 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

2-AMINO-5-ETHYLPHENOL HCL is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

According to the EU CosIng inventory, 2-AMINO-5-ETHYLPHENOL HCL carries the following function designation(s):

HAIR DYEING

CAS 149861-22-3 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 2-AMINO-5-ETHYLPHENOL HCL

This page reproduces the CosIng inventory entry for 2-AMINO-5-ETHYLPHENOL HCL from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.

Use this inventory page to research 2-AMINO-5-ETHYLPHENOL HCL 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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