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InventoryRef 7443015/10/2010

AMMONIUM THIOLACTATE

Ammonium 2-mercaptopropionate

AMMONIUM THIOLACTATE 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 13419-67-5
CAS 13419-67-5PubChem CID 114517

Ammonium 2-mercaptopropanoate (1:1)

IUPAC name
azane;2-sulfanylpropanoic acid
Molecular formula
C3H9NO2S
Molecular weight
123.18 g/mol
Exact mass
123.03539970 Da
Topological polar surface area
39.3 Ų
Hydrogen-bond donors
3
Hydrogen-bond acceptors
4
Covalent units
2
Defined stereocentres
0

Also known as

Ammonium thiolactate591T7CV38XLactic acid, thio-, monoammonium saltRefChem:557849236-526-4Ammonium 2-mercaptopropionateThiolactic acid, ammonium saltUNII-591T7CV38X
5 more reported names
EINECS 236-526-4VHFSMDHANDABQK-UHFFFAOYSA-N2-Mercaptopropionic acid, ammonium salt2-Sulfanylpropanoic acid--ammonia (1/1)Propionic acid, 2-mercapto-, monoammonium salt
Open full PubChem recordPubChem annotations3D structure image
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.

Inventory details for AMMONIUM THIOLACTATE

INCI name

AMMONIUM THIOLACTATE

Description

Ammonium 2-mercaptopropionate

Record provenance

Inventory reference
74430
Imported identity
AMMONIUM THIOLACTATE
Source update
15/10/2010
European Commission CosIng source notes
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Key data

CAS
13419-67-5
EC
236-526-4
Restriction
—
Function
DEPILATORY
Breaking down the mechanical strength of hair fibers so that they can be removed by mild scraping/rubbing.
HAIR WAVING OR STRAIGHTENING
Modifying the chemical structure of the hair, allowing it to be set in the style required (permanent waves or hair straightening).
REDUCING
Changing the chemical nature of another ingredient by adding hydrogen (or removing oxygen).

Official EU ingredient-name evidence

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

#1836 · AMMONIUM THIOLACTATE

Ingredients with overlapping formulation functions

AMMONIUM THIOGLYCOLATEDEPILATORY, HAIR WAVING OR STRAIGHTENING, REDUCING
BACILLUS/LACTOBACILLUS/MONASCUS/RICE BRAN EXTRACT/SOYBEAN EXTRACT FERMENT FILTR…ANTIMICROBIAL, ANTIOXIDANT, DEPILATORY
BARIUM SULFIDEDEPILATORY
C4-6 OLEFIN/STYRENE COPOLYMERDEPILATORY, SKIN CONDITIONING
C5-6 OLEFIN/STYRENE COPOLYMERDEPILATORY, SKIN CONDITIONING
CALCIUM SULFIDEDEPILATORY
CALCIUM THIOGLYCOLATEDEPILATORY, KERATOLYTIC, REDUCING
CALCIUM THIOGLYCOLATE HYDROXIDEDEPILATORY

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 AMMONIUM THIOLACTATE appears in the CosIng inventory

The CosIng inventory lists AMMONIUM THIOLACTATE 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.

AMMONIUM THIOLACTATE is also tagged with 3 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

AMMONIUM THIOLACTATE 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, AMMONIUM THIOLACTATE carries the following function designation(s):

CAS 13419-67-5 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 AMMONIUM THIOLACTATE

This page reproduces the CosIng inventory entry for AMMONIUM THIOLACTATE 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 AMMONIUM THIOLACTATE 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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