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CAS 84012-64-6 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 4083802/03/2011

MUSK CYCLOPENTENYL PROPIONATE

5-Isopropenyl-beta,beta,2-trimethylcyclopent-1-ene-1-propyl propanoate

MUSK CYCLOPENTENYL PROPIONATE 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 84012-64-6

CAS 84012-64-6PubChem CID 158410

1-Cyclopentene-1-propanol, beta,beta,2-trimethyl-5-(1-methylethenyl)-, 1-propanoate

IUPAC name: [2,2-dimethyl-3-(2-methyl-5-prop-1-en-2-ylcyclopenten-1-yl)propyl] propanoate

Molecular formula: C17H28O2
Molecular weight: 264.4 g/mol
Exact mass: 264.208930132 Da
XLogP3: 4.4
Topological polar surface area: 26.3 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 2
Covalent units: 1
Defined stereocentres: 0

Also known as

Cyclopentenyl propionate muskEINECS 281-705-22-(2,2-Dimethyl-3-propionyl)-1-methyl-3-(methylethenyl)cyclopentene5-(1-Methylethenyl)-beta,beta,2-trimethyl-1-cyclopentene-1-propanol propanoate1-Cyclopentene-1-propanol, 5-(1-methylethenyl)-beta,beta,2-trimethyl-, propanoate1-Cyclopentene-1-propanol, .beta.,.beta.,2-trimethyl-5-(1-methylethenyl)-, 1-propanoateRefChem:755135-Isopropenyl-beta,beta,2-trimethylcyclopent-1-ene-1-propyl propionate

5 more reported names

musk cyclopentenyl propionate1-Cyclopentene-1-propanol, beta,beta,2-trimethyl-5-(1-methylethenyl)-, propanoateRWSDULKUTPNPMB-UHFFFAOYSA-N1-Cyclopentene-1-propanol, .beta.,.beta.,2-trimethyl-5-(1-methylethenyl)-, propanoate2,2-DIMETHYL-3-[2-METHYL-5-(PROP-1-EN-2-YL)CYCLOPENT-1-EN-1-YL]PROPYL PROPANOATE

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

EPA DTXSID:DTXSID00868783

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 MUSK CYCLOPENTENYL PROPIONATE

INCI name

MUSK CYCLOPENTENYL PROPIONATE

Description

5-Isopropenyl-beta,beta,2-trimethylcyclopent-1-ene-1-propyl propanoate

Record provenance

Inventory reference: 40838
Imported identity: MUSK CYCLOPENTENYL PROPIONATE
Source update: 02/03/2011

European Commission CosIng source notes

Annex records for MUSK CYCLOPENTENYL PROPIONATE

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Key data

CAS

84012-64-6

281-705-2

Restriction

—

Function

PERFUMING: Used for perfume and aromatic raw materials.

Ingredients with overlapping formulation functions

MIBKDENATURANT, PERFUMING, SOLVENT

MIMOSA PUDICA FLOWER WATERFLAVOURING, FRAGRANCE, PERFUMING, SKIN CONDITIONING

MIXED CRESOLSANTIMICROBIAL, PERFUMING

MIXED IONONESFRAGRANCE, PERFUMING

MUSK KETONEFRAGRANCE, PERFUMING

MUSK R1PERFUMING

MUSK XYLENEFRAGRANCE, PERFUMING

MUSKRAT MUSKFRAGRANCE, PERFUMING

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 MUSK CYCLOPENTENYL PROPIONATE appears in the CosIng inventory

The CosIng inventory lists MUSK CYCLOPENTENYL PROPIONATE 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.

MUSK CYCLOPENTENYL PROPIONATE 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

MUSK CYCLOPENTENYL PROPIONATE 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, MUSK CYCLOPENTENYL PROPIONATE carries the following function designation(s):

PERFUMING

CAS 84012-64-6 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 MUSK CYCLOPENTENYL PROPIONATE

This page reproduces the CosIng inventory entry for MUSK CYCLOPENTENYL PROPIONATE 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 MUSK CYCLOPENTENYL PROPIONATE 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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