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CAS 3417-91-2 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.

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InventoryRef 5811815/10/2010

METHYL TYROSINATE HCL

Methyl L-tyrosinate hydrochloride

METHYL TYROSINATE 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

No rule for this ingredient has been imported for any of the 13 markets tracked here.

That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 3417-91-2

CAS 3417-91-2PubChem CID 76956

Methyl tyrosinate hydrochloride

IUPAC name: methyl (2S)-2-amino-3-(4-hydroxyphenyl)propanoate;hydrochloride

Molecular formula: C10H14ClNO3
Molecular weight: 231.67 g/mol
Exact mass: 231.0662210 Da
Topological polar surface area: 72.6 Å²
Hydrogen-bond donors: 3
Hydrogen-bond acceptors: 4
Covalent units: 2
Defined stereocentres: 1

Also known as

Methyl L-tyrosinate hydrochlorideL-Tyrosine, methyl ester, hydrochlorideEINECS 222-313-3L-Tyrosine, methyl ester, hydrochloride (1:1)W42M0MI271NSC 65609Tyrosine methylester hydrochloride, L-(S)-tyrosine methyl ester hydrochloride

16 more reported names

METHYL TYROSINATE HCLNSC-65609TYROSINE, METHYL ESTER, HYDROCHLORIDE, L-(2s)-methyl 2-ammonio-3-(4-hydroxyphenyl)propionate chlorideRefChem:818113METHYL TYROSINATE HCL [INCI]222-313-3L-Tyrosine methyl ester hydrochlorideH-Tyr-OMe.HClH-Tyr-Ome HClTyrosine methyl ester hydrochloride(S)-2-Amino-3-(4-hydroxy-phenyl)-propionic acid methyl ester hydrochlorideTyr-OMe.HClH-L-Tyr-OMe HClL-Tyrosine methyl ester HClUNII-W42M0MI271

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External database identifiers

ChEMBL:CHEMBL1221906
EPA DTXSID:DTXSID20883973

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

Inventory details for METHYL TYROSINATE HCL

INCI name

METHYL TYROSINATE HCL

Description

Methyl L-tyrosinate hydrochloride

Record provenance

Inventory reference: 58118
Imported identity: METHYL TYROSINATE HCL
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for METHYL TYROSINATE HCL

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Key data

CAS

3417-91-2

222-313-3

Restriction

—

Function

HAIR CONDITIONING: Enhancing the appearance and feel of hair. Leaving the hair easy to comb, supple, soft and shiny and/or imparting volume, lightness, gloss, texture, etc.

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

#16583 · METHYL TYROSINATE HCl

Ingredients with overlapping formulation functions

METHYL IMINOOXOTHIAZOLIDINYL ACETAMIDO DIMETHYLTHIOPHENE CARBOXYLATEHAIR CONDITIONING

METHYL TRAVOPROSTHAIR CONDITIONING

METHYL TRIMETHICONEHAIR CONDITIONING, SKIN CONDITIONING, SOLVENT

METHYL TRYPTOPHANATE HCLHAIR CONDITIONING

METHYLARACHIDIC ACIDHAIR CONDITIONING

METHYLEICOSAMIDOPROPYL ETHYLDIMONIUM ETHOSULFATEHAIR CONDITIONING

METHYLEUGENYL PEG-8 DIMETHICONEHAIR CONDITIONING, SKIN CONDITIONING

METHYLGLUCAMINEHAIR CONDITIONING

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 METHYL TYROSINATE HCL appears in the CosIng inventory

The CosIng inventory lists METHYL TYROSINATE 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.

METHYL TYROSINATE 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

METHYL TYROSINATE 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, METHYL TYROSINATE HCL carries the following function designation(s):

HAIR CONDITIONING

CAS 3417-91-2 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 METHYL TYROSINATE HCL

This page reproduces the CosIng inventory entry for METHYL TYROSINATE 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 METHYL TYROSINATE 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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