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CAS 253605-31-1 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 8880526/11/2012

T-BUTYLHYDROXYLAMINE ACETATE

2-Propanamine, N-hydroxy-2-methyl-, acetate (1:1)

T-BUTYLHYDROXYLAMINE ACETATE 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 253605-31-1

CAS 253605-31-1PubChem CID 9877417

tert-Butylhydroxylamine acetate

IUPAC name: acetic acid;N-tert-butylhydroxylamine

Molecular formula: C6H15NO3
Molecular weight: 149.19 g/mol
Exact mass: 149.10519334 Da
Topological polar surface area: 69.6 Å²
Hydrogen-bond donors: 3
Hydrogen-bond acceptors: 4
Covalent units: 2
Defined stereocentres: 0

Also known as

t-Butylhydroxylamine acetateN-Tert-butylhydroxylamine acetateUNII-2VMZ1ZD6672VMZ1ZD6672-Propanamine, N-hydroxy-2-methyl-, acetate (1:1)2-Propanamine, N-hydroxy-2-methyl-, acetate (salt)RefChem:188240N-(tert.Butyl)Hydroxyl amine acetate(TBHA)

11 more reported names

T-BUTYLHYDROXYLAMINE ACETATE [INCI]607-710-5N-(tert-Butyl)hydroxylamine acetateTBHAN-(TERT-BUTYL)HYDROXYL AMINE ACETATE(TBHA)N-(tert-Butyl)hydroxylamineacetateN-(Tert-butyl) hydroxylamine acetateCS-W022903AS-11467N-(tert-Butyl)hydroxylamine acetate, 97%Acetic acid--N-hydroxy-2-methylpropan-2-amine (1/1)

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

EPA DTXSID:DTXSID50180008

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 T-BUTYLHYDROXYLAMINE ACETATE

INCI name

T-BUTYLHYDROXYLAMINE ACETATE

Description

2-Propanamine, N-hydroxy-2-methyl-, acetate (1:1)

Record provenance

Inventory reference: 88805
Imported identity: T-BUTYLHYDROXYLAMINE ACETATE
Source update: 26/11/2012

European Commission CosIng source notes

Annex records for T-BUTYLHYDROXYLAMINE ACETATE

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Key data

CAS

253605-31-1

—

Restriction

—

Function

ANTIOXIDANT: Inhibiting reactions promoted by oxygen, thus avoiding oxidation and rancidity.

Official EU ingredient-name evidence

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

#28358 · T-BUTYLHYDROXYLAMINE ACETATE

Ingredients with overlapping formulation functions

T-BUTYLBENZAMIDO HYDROXYLBENZAMIDEANTIOXIDANT, SKIN PROTECTING

T-BUTYLBENZAMIDO HYDROXYLPHENYLACETAMIDEANTIOXIDANT, SKIN PROTECTING

T-BUTYLBENZAMIDO METHYLHYDROXYLBENZAMIDEANTIOXIDANT, SKIN PROTECTING

T-BUTYLCHROMENAMIDO FLUOROBENZYL METHANESULFONAMIDEANTIOXIDANT, SKIN PROTECTING

T-BUTYLPHENYL ETHYL GLYCERYL DIETHERANTIOXIDANT, HUMECTANT

T-BUTYLPHENYL GLYCERYL ETHERANTIOXIDANT, HUMECTANT

T-BUTYLPHENYL IMIDAZOLYLPHENYL SULFONAMIDEANTIOXIDANT, BLEACHING, SKIN PROTECTING

TAGETES ERECTA ROOT EXTRACTANTIOXIDANT

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 T-BUTYLHYDROXYLAMINE ACETATE appears in the CosIng inventory

The CosIng inventory lists T-BUTYLHYDROXYLAMINE ACETATE 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.

T-BUTYLHYDROXYLAMINE ACETATE 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

T-BUTYLHYDROXYLAMINE ACETATE 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, T-BUTYLHYDROXYLAMINE ACETATE carries the following function designation(s):

ANTIOXIDANT

CAS 253605-31-1 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 T-BUTYLHYDROXYLAMINE ACETATE

This page reproduces the CosIng inventory entry for T-BUTYLHYDROXYLAMINE ACETATE 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 T-BUTYLHYDROXYLAMINE ACETATE 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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