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CAS 59056-64-3 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 4049802/03/2011

OCTAHYDRO-TETRAMETHYL-METHANO-CYCLOPENTACYCLOPROPABENZENE-4-METHANOL

Octahydro-7,7,8,8-tetramethyl-2,3b-methano-3bH-cyclopenta(1,3)cyclopropa(1,2)benzene4-methanol

OCTAHYDRO-TETRAMETHYL-METHANO-CYCLOPENTACYCLOPROPABENZENE-4-METHANOL 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 59056-64-3

CAS 59056-64-3PubChem CID 100939

Octahydro-7,7,8,8-tetramethyl-2,3b-methano-3bH-cyclopenta(1,3)cyclopropa(1,2)benzene-4-methanol

IUPAC name: (5,5,11,11-tetramethyl-2-tetracyclo[6.2.1.01,6.06,10]undecanyl)methanol

Molecular formula: C16H26O
Molecular weight: 234.38 g/mol
Exact mass: 234.198365449 Da
XLogP3: 4.0
Topological polar surface area: 20.2 Å²
Hydrogen-bond donors: 1
Hydrogen-bond acceptors: 1
Covalent units: 1
Defined stereocentres: 0

Also known as

2,3b-Methano-3bH-cyclopenta[1,3]cyclopropa[1,2]benzene-4-methanol, octahydro-7,7,8,8-tetramethyl-2,3b-Methano-3bH-cyclopenta(1,3)cyclopropa(1,2)benzene-4-methanol, octahydro-7,7,8,8-tetramethyl-octahydro-TMCCBMRefChem:167747261-580-0(7,7,8,8-tetramethyloctahydro-2,3b-methanocyclopenta[1,3]cyclopropa[1,2]benzen-4-yl)methanolEINECS 261-580-0SJFICIAGRWSYBO-UHFFFAOYSA-N

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

EPA DTXSID:DTXSID90866733

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 OCTAHYDRO-TETRAMETHYL-METHANO-CYCLOPENTACYCLOPROPABENZENE-4-METHANOL

INCI name

OCTAHYDRO-TETRAMETHYL-METHANO-CYCLOPENTACYCLOPROPABENZENE-4-METHANOL

Description

Octahydro-7,7,8,8-tetramethyl-2,3b-methano-3bH-cyclopenta(1,3)cyclopropa(1,2)benzene4-methanol

Record provenance

Inventory reference: 40498
Imported identity: OCTAHYDRO-TETRAMETHYL-METHANO-CYCLOPENTACYCLOPROPABENZENE-4-METHANOL
Source update: 02/03/2011

European Commission CosIng source notes

Annex records for OCTAHYDRO-TETRAMETHYL-METHANO-CYCLOPENTACYCLOPROPABENZENE-4-METHANOL

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Key data

CAS

59056-64-3

261-580-0

Restriction

—

Function

PERFUMING: Used for perfume and aromatic raw materials.

Ingredients with overlapping formulation functions

OCTAHYDRO-METHYL-METHANONAPHTHALENONEPERFUMING

OCTAHYDRO-PENTAMETHYL-INDENEPERFUMING

OCTAHYDRO-TETRAMETHYL-1-NAPHTHALENOLPERFUMING

OCTAHYDRO-TETRAMETHYL-METHANO-1-NAPHTHOLPERFUMING

OCTAHYDRO-TETRAMETHYL-METHANO-CYCLOPENTACYCLOPROPABENZENE-4-METHANOL ACETATEPERFUMING

OCTAHYDRO-TETRAMETHYL-METHANO-CYCLOPENTACYCLOPROPABENZENE-4-METHANOL FORMATEPERFUMING

OCTAHYDRO-TETRAMETHYL-METHANOAZULENEPERFUMING

OCTAHYDRO-TETRAMETHYL-METHANOAZULENONEPERFUMING

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 OCTAHYDRO-TETRAMETHYL-METHANO-CYCLOPENTACYCLOPROPABENZENE-4-METHANOL appears in the CosIng inventory

The CosIng inventory lists OCTAHYDRO-TETRAMETHYL-METHANO-CYCLOPENTACYCLOPROPABENZENE-4-METHANOL 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.

OCTAHYDRO-TETRAMETHYL-METHANO-CYCLOPENTACYCLOPROPABENZENE-4-METHANOL 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

OCTAHYDRO-TETRAMETHYL-METHANO-CYCLOPENTACYCLOPROPABENZENE-4-METHANOL 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, OCTAHYDRO-TETRAMETHYL-METHANO-CYCLOPENTACYCLOPROPABENZENE-4-METHANOL carries the following function designation(s):

PERFUMING

CAS 59056-64-3 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 OCTAHYDRO-TETRAMETHYL-METHANO-CYCLOPENTACYCLOPROPABENZENE-4-METHANOL

This page reproduces the CosIng inventory entry for OCTAHYDRO-TETRAMETHYL-METHANO-CYCLOPENTACYCLOPROPABENZENE-4-METHANOL 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 OCTAHYDRO-TETRAMETHYL-METHANO-CYCLOPENTACYCLOPROPABENZENE-4-METHANOL 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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