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CAS 3033-23-6 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 4097402/03/2011

LAEVO-ROSE OXIDE

(2S-cis)-Tetrahydro-4-methyl-2-(2-methyl-1-propenyl)-2H-pyran; cis-rose oxide; L-rose oxide

LAEVO-ROSE OXIDE 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 3033-23-6

CAS 3033-23-6PubChem CID 1712087

Rose oxide, cis-(-)-

(2S,4R)-rose oxide is a rose oxide that has S configuration at position 2 and R configuration at position 4. Also known as ()-cis-rose oxide, it is responsible for the characteristic fragrance of roses. It has a role as a fragrance and a plant metabolite. It is an enantiomer of a (2R,4S)-rose oxide. — ChEBI

IUPAC name: (2S,4R)-4-methyl-2-(2-methylprop-1-enyl)oxane

Molecular formula: C10H18O
Molecular weight: 154.25 g/mol
Exact mass: 154.135765193 Da
XLogP3: 2.9
Topological polar surface area: 9.2 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 1
Covalent units: 1
Defined stereocentres: 2

Also known as

(-)-cis-rose oxidel-Rose oxideL-CIS-ROSE OXIDE2H-Pyran, tetrahydro-4-methyl-2-(2-methyl-1-propen-1-yl)-, (2S,4R)-M8VU21JU32rac-(2R,4S)-4-methyl-2-(2-methylprop-1-en-1-yl)oxaneEINECS 221-217-9ROSE OXIDE, CIS-

16 more reported names

2H-Pyran, tetrahydro-4-methyl-2-(2-methyl-1-propenyl)-, (2S,4R)-2H-Pyran, tetrahydro-4-methyl-2-(2-methyl-1-propenyl)-, (2S-cis)-(4R,2S)-(-)-ROSE OXIDE2H-Pyran, l-tetrahydro-4-methyl-2-(2-methylpropenyl)-FEMA NO. 3236, CIS-(-)-(2S-cis)-Tetrahydro-4-methyl-2-(2-methyl-1-propenyl)-2H-pyran2H-PYRAN, TETRAHYDRO-4-METHYL-2-(2-METHYLPROPENYL)-, (-)-RefChem:883733618-036-6(2S,4R)-4-methyl-2-(2-methylprop-1-en-1-yl)tetrahydro-2H-pyrancis-rose oxidecis-(-)-rose oxide(2S,4R)-4-METHYL-2-(2-METHYLPROP-1-EN-1-YL)OXANEUNII-M8VU21JU32(2S,4R)-rose oxideCHEBI:90098

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEBI:CHEBI:90098
EPA DTXSID:DTXSID6051980
PubMed:22324474
PubMed:21485282
PubMed:21456617
PubMed:20964856
PubMed:19803519
PubMed:18247534
PubMed:17266328
PubMed:16581079
PubMed:16448202
PubMed:16405900
PubMed:15680986

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 LAEVO-ROSE OXIDE

INCI name

LAEVO-ROSE OXIDE

Description

(2S-cis)-Tetrahydro-4-methyl-2-(2-methyl-1-propenyl)-2H-pyran; cis-rose oxide; L-rose oxide

Record provenance

Inventory reference: 40974
Imported identity: LAEVO-ROSE OXIDE
Source update: 02/03/2011

European Commission CosIng source notes

Annex records for LAEVO-ROSE OXIDE

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Key data

CAS

3033-23-6

221-217-9

Restriction

—

Function

PERFUMING: Used for perfume and aromatic raw materials.

Ingredients with overlapping formulation functions

L-TRIMETHYL-3-CYCLOHEXENE-1-METHYL ACETATEPERFUMING

LACTOSCATONEPERFUMING

LAEVO CARVEOLPERFUMING

LAEVO-CARVYL ACETATEPERFUMING

LANXANGIA TSAO-KO FRUIT OILFRAGRANCE; PERFUMING; SKIN CONDITIONING - MISCELLANEOUS

LARIX OCCIDENTALIS OILFRAGRANCE; PERFUMING

LASIOSIPHON DAPHNIFOLIUS FLOWER EXTRACTFRAGRANCE; PERFUMING

LAURALDEHYDE 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 LAEVO-ROSE OXIDE appears in the CosIng inventory

The CosIng inventory lists LAEVO-ROSE OXIDE 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.

LAEVO-ROSE OXIDE 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

LAEVO-ROSE OXIDE 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, LAEVO-ROSE OXIDE carries the following function designation(s):

PERFUMING

CAS 3033-23-6 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 LAEVO-ROSE OXIDE

This page reproduces the CosIng inventory entry for LAEVO-ROSE OXIDE 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 LAEVO-ROSE OXIDE 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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