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CAS 56011-02-0 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 4032102/03/2011

ISOAMYL PHENETHYL ETHER

3-Methylbutyloxyethylbenzene; Isopentyl Phenethyl Ether

ISOAMYL PHENETHYL ETHER 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 56011-02-0

CAS 56011-02-0PubChem CID 91978

Isoamyl phenethyl ether

IUPAC name: 2-(3-methylbutoxy)ethylbenzene

Molecular formula: C13H20O
Molecular weight: 192.30 g/mol
Exact mass: 192.151415257 Da
XLogP3: 3.7
Topological polar surface area: 9.2 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 1
Covalent units: 1
Defined stereocentres: 0

Also known as

Isopentyl phenethyl ethergreen etherIsoamyl phenylethyl etherPhenylethyl isoamyl ether2-Phenylethyl isopentyl ether(2-(3-Methylbutoxy)ethyl)benzene[2-(3-METHYLBUTOXY)ETHYL]BENZENEBenzene, (2-(3-methylbutoxy)ethyl)-

16 more reported names

EINECS 259-943-3BRN 2250579ANTHER (ETHER)2-phenylethyl isoamyl etherFEMA NO. 4635Benzene, [2-(3-methylbutoxy)ethyl]-RefChem:7915573-methyl butyl oxyethyl benzene(2-(3-methylbutoxy)ethyl) benzeneBenzene, 2-(3-methylbutoxy)ethyl-(2-(3-methyl butoxy)ethyl) benzene1-(2-((3-methyl butyl)oxy)ethyl) benzeneIsopentylphenethyletherphenethyl isoamyl etherAntherIsopentyl phenethylether

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External database identifiers

EPA DTXSID:DTXSID3052220

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 ISOAMYL PHENETHYL ETHER

INCI name

ISOAMYL PHENETHYL ETHER

Description

3-Methylbutyloxyethylbenzene; Isopentyl Phenethyl Ether

Record provenance

Inventory reference: 40321
Imported identity: ISOAMYL PHENETHYL ETHER
Source update: 02/03/2011

European Commission CosIng source notes

Annex records for ISOAMYL PHENETHYL ETHER

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Key data

CAS

56011-02-0

259-943-3

Restriction

—

Function

PERFUMING: Used for perfume and aromatic raw materials.

Ingredients with overlapping formulation functions

ISOAMYL HEXANOATEPERFUMING

ISOAMYL ISOBUTYRATEPERFUMING

ISOAMYL ISOVALERATEPERFUMING

ISOAMYL OCTANOATEPERFUMING

ISOAMYL PHENYLACETATEPERFUMING

ISOAMYL PROPIONATEPERFUMING

ISOAMYL SALICYLATEPERFUMING

ISOAMYL TIGLATEPERFUMING

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 ISOAMYL PHENETHYL ETHER appears in the CosIng inventory

The CosIng inventory lists ISOAMYL PHENETHYL ETHER 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.

ISOAMYL PHENETHYL ETHER 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

ISOAMYL PHENETHYL ETHER 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, ISOAMYL PHENETHYL ETHER carries the following function designation(s):

PERFUMING

CAS 56011-02-0 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 ISOAMYL PHENETHYL ETHER

This page reproduces the CosIng inventory entry for ISOAMYL PHENETHYL ETHER 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 ISOAMYL PHENETHYL ETHER 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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