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CAS 80118-06-5 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 3959902/03/2011

DIMETHYL-3-BUTENYL ISOBUTYRATE

1,3-Dimethylbut-3-enyl 2-methylpropanoate

DIMETHYL-3-BUTENYL ISOBUTYRATE 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 80118-06-5

CAS 80118-06-5PubChem CID 3018907

1,3-Dimethyl-3-butenyl 2-methylpropionate

IUPAC name: 4-methylpent-4-en-2-yl 2-methylpropanoate

Molecular formula: C10H18O2
Molecular weight: 170.25 g/mol
Exact mass: 170.130679813 Da
XLogP3: 3.3
Topological polar surface area: 26.3 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 2
Covalent units: 1
Defined stereocentres: 0

Also known as

1,3-Dimethylbut-3-enyl isobutyrateW64T225HF4EINECS 279-399-0Propanoic acid, 2-methyl-, 1,3-dimethyl-3-butenyl esterPropanoic acid, 2-methyl-, 1,3-dimethyl-3-buten-1-yl ester2-Methyl-propanoic acid, 1,3-dimethyl-3-butenyl esterRefChem:414607UNII-W64T225HF4

1 more reported name

JJWWUTCHOAKZPR-UHFFFAOYSA-N

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External database identifiers

EPA DTXSID:DTXSID5052547

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 DIMETHYL-3-BUTENYL ISOBUTYRATE

INCI name

DIMETHYL-3-BUTENYL ISOBUTYRATE

Description

1,3-Dimethylbut-3-enyl 2-methylpropanoate

Record provenance

Inventory reference: 39599
Imported identity: DIMETHYL-3-BUTENYL ISOBUTYRATE
Source update: 02/03/2011

European Commission CosIng source notes

Annex records for DIMETHYL-3-BUTENYL ISOBUTYRATE

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Key data

CAS

80118-06-5

279-399-0

Restriction

—

Function

PERFUMING: Used for perfume and aromatic raw materials.

Ingredients with overlapping formulation functions

DIMETHYL PHENYLETHYL CARBINYL ACETATEPERFUMING

DIMETHYL PHENYLPROPANOLFRAGRANCE, PERFUMING

DIMETHYL SULPHIDEPERFUMING

DIMETHYL-2-METHYLENEOCT-6-ENALPERFUMING

DIMETHYL-3-CYCLOHEXENE-1-CARBALDEHYDEPERFUMING

DIMETHYL-3-METHYLPENTADIENYL-OXIRANEPERFUMING

DIMETHYL-4-HEXENYL-DIHYDROFURANONEPERFUMING

DIMETHYL-4-ISOHEPTENAL DIMETHYL ACETALPERFUMING

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 DIMETHYL-3-BUTENYL ISOBUTYRATE appears in the CosIng inventory

The CosIng inventory lists DIMETHYL-3-BUTENYL ISOBUTYRATE 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.

DIMETHYL-3-BUTENYL ISOBUTYRATE 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

DIMETHYL-3-BUTENYL ISOBUTYRATE 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, DIMETHYL-3-BUTENYL ISOBUTYRATE carries the following function designation(s):

PERFUMING

CAS 80118-06-5 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 DIMETHYL-3-BUTENYL ISOBUTYRATE

This page reproduces the CosIng inventory entry for DIMETHYL-3-BUTENYL ISOBUTYRATE 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 DIMETHYL-3-BUTENYL ISOBUTYRATE 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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