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CAS 22457-23-4 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 5606215/10/2010

ETHYL METHYLBUTYL KETOXIME

5-Methylheptan-3-one oxime

ETHYL METHYLBUTYL KETOXIME 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.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 22457-23-4

CAS 22457-23-4PubChem CID 90787

3-Methyl-5-heptanone oxime

IUPAC name: N-(5-methylheptan-3-ylidene)hydroxylamine

Molecular formula: C8H17NO
Molecular weight: 143.23 g/mol
Exact mass: 143.131014166 Da
XLogP3: 2.5
Topological polar surface area: 32.6 Å²
Hydrogen-bond donors: 1
Hydrogen-bond acceptors: 2
Covalent units: 1
Defined stereocentres: 0

Also known as

Stemone5-Methylheptan-3-one oxime5-Methyl-3-heptanone oxime3-Heptanone, 5-methyl-, oximeEthyl 2-methylbutyl ketoximeEthyl 2-methylbutyl ketoxineEINECS 245-010-8XHN6C9A7U3

8 more reported names

NSC 166310BRN 1923529NSC-166310RefChem:503972UNII-XHN6C9A7U35-methyl-heptan-3-one oximeN-(5-Methyl-3-heptanylidene)hydroxylamineDB-045927

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External database identifiers

EPA DTXSID:DTXSID9051874

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 ETHYL METHYLBUTYL KETOXIME

INCI name

ETHYL METHYLBUTYL KETOXIME

Description

5-Methylheptan-3-one oxime

Record provenance

Inventory reference: 56062
Imported identity: ETHYL METHYLBUTYL KETOXIME
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for ETHYL METHYLBUTYL KETOXIME

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Key data

CAS

22457-23-4

245-010-8

Restriction

—

Function

FRAGRANCE: Imparting an odour or taste. Creating a perceivable pleasant smell and/or masking a bad smell.
PERFUMING: Used for perfume and aromatic raw materials.

Official EU ingredient-name evidence

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

#10092 · ETHYL METHYLBUTYL KETOXIME

Ingredients with overlapping formulation functions

ETHYL BENZOATEFRAGRANCE, PRESERVATIVE

ETHYL CYCLOHEXYL PROPIONATEFRAGRANCE

ETHYL HYDROXYPYRONEFRAGRANCE, PERFUMING

ETHYL LINALOOLFRAGRANCE, PERFUMING

ETHYL MYRISTATEFRAGRANCE, PERFUMING, SKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

ETHYL TRIMETHYLCYCLOHEXANE CARBOXYLATEFRAGRANCE

ETHYL TRIMETHYLCYCLOPENTENE BUTENOLFRAGRANCE, PERFUMING

ETHYL VANILLINFRAGRANCE, SOOTHING

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 ETHYL METHYLBUTYL KETOXIME appears in the CosIng inventory

The CosIng inventory lists ETHYL METHYLBUTYL KETOXIME 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.

ETHYL METHYLBUTYL KETOXIME is also tagged with 2 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

ETHYL METHYLBUTYL KETOXIME 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, ETHYL METHYLBUTYL KETOXIME carries the following function designation(s):

CAS 22457-23-4 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 ETHYL METHYLBUTYL KETOXIME

This page reproduces the CosIng inventory entry for ETHYL METHYLBUTYL KETOXIME 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 ETHYL METHYLBUTYL KETOXIME 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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