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CAS 67633-94-7 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 4062702/03/2011

PHENYLACETALDEHYDE HEXYLENEGLYCOL CYCLIC ACETAL

2-Benzyl-4,4,6-trimethyl-1,3-dioxane; 2,4-O-Phenethylidene(2-methyl)pentylene-2,4-diol

PHENYLACETALDEHYDE HEXYLENEGLYCOL CYCLIC ACETAL 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 67633-94-7

CAS 67633-94-7PubChem CID 95266

1,3-Dioxane, 4,4,6-trimethyl-2-(phenylmethyl)-

IUPAC name: 2-benzyl-4,4,6-trimethyl-1,3-dioxane

Molecular formula: C14H20O2
Molecular weight: 220.31 g/mol
Exact mass: 220.146329876 Da
XLogP3: 3.2
Topological polar surface area: 18.5 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 2
Covalent units: 1
Defined stereocentres: 0

Also known as

Reseda body4,4,6-Trimethyl-2-benzyl-1,3-dioxaneEINECS 266-795-32-(Phenylmethyl)-4,4,6-trimethyl-1,3-dioxaneBRN 0134216m-Dioxane, 2-benzyl-4,4,6-trimethyl-Phenylacetaldehyde 2,4-dihydroxy-2-methylpentane acetal4-19-00-00250 (Beilstein Handbook Reference)

9 more reported names

1,3-Dioxane, 2-(phenylmethyl)-4,4,6-trimethyl-NSC 26387RefChem:414753266-795-3reseda acetalKSEFBQCEGMTNPD-UHFFFAOYSA-NNSC-263871, 2-(phenylmethyl)-4,4,6-trimethyl-1, 4,4,6-trimethyl-2-(phenylmethyl)-

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

EPA DTXSID:DTXSID3052351

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 PHENYLACETALDEHYDE HEXYLENEGLYCOL CYCLIC ACETAL

INCI name

PHENYLACETALDEHYDE HEXYLENEGLYCOL CYCLIC ACETAL

Description

2-Benzyl-4,4,6-trimethyl-1,3-dioxane; 2,4-O-Phenethylidene(2-methyl)pentylene-2,4-diol

Record provenance

Inventory reference: 40627
Imported identity: PHENYLACETALDEHYDE HEXYLENEGLYCOL CYCLIC ACETAL
Source update: 02/03/2011

European Commission CosIng source notes

Annex records for PHENYLACETALDEHYDE HEXYLENEGLYCOL CYCLIC ACETAL

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Key data

CAS

67633-94-7

266-795-3

Restriction

—

Function

PERFUMING: Used for perfume and aromatic raw materials.

Ingredients with overlapping formulation functions

PHENYLACETALDEHYDE ETHYLENEGLYCOL CYCLIC ACETALPERFUMING

PHENYLACETALDEHYDE GLYCERYL 1,2-CYCLIC ACETALPERFUMING

PHENYLACETALDEHYDE GLYCERYL 1,3-CYCLIC ACETALPERFUMING

PHENYLACETALDEHYDE GLYCERYL CYCLIC ACETALSPERFUMING

PHENYLACETALDEHYDE ISOHEXYLENEGLYCOL CYCLIC ACETALPERFUMING

PHENYLACETALDEHYDE OXIMEPERFUMING

PHENYLACETIC ACIDPERFUMING

PHENYLETHOXYACETALDEHYDEPERFUMING

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 PHENYLACETALDEHYDE HEXYLENEGLYCOL CYCLIC ACETAL appears in the CosIng inventory

The CosIng inventory lists PHENYLACETALDEHYDE HEXYLENEGLYCOL CYCLIC ACETAL 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.

PHENYLACETALDEHYDE HEXYLENEGLYCOL CYCLIC ACETAL 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

PHENYLACETALDEHYDE HEXYLENEGLYCOL CYCLIC ACETAL 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, PHENYLACETALDEHYDE HEXYLENEGLYCOL CYCLIC ACETAL carries the following function designation(s):

PERFUMING

CAS 67633-94-7 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 PHENYLACETALDEHYDE HEXYLENEGLYCOL CYCLIC ACETAL

This page reproduces the CosIng inventory entry for PHENYLACETALDEHYDE HEXYLENEGLYCOL CYCLIC ACETAL 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 PHENYLACETALDEHYDE HEXYLENEGLYCOL CYCLIC ACETAL 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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