1,3-Dioxolane, 2,4-dimethyl-2-(5,6,7,8-tetrahydro-3,5,5,6,8,8-hexamethyl-2-naphthalenyl)- (CAS 131812-48-1) — Citrus Unknown Note Fragrance Ingredient

Citrus · Floral

1,3-Dioxolane, 2,4-dimethyl-2-(5,6,7,8-tetrahydro-3,5,5,6,8,8-hexamethyl-2-naphthalenyl)-

CAS 131812-48-1

Origin
synthetic
Note
Unknown
IFRA
Use with awareness
Data as of: Apr 2026

What Is 1,3-Dioxolane, 2,4-dimethyl-2-(5,6,7,8-tetrahydro-3,5,5,6,8,8-hexamethyl-2-naphthalenyl)-?

This synthetic fragrance compound is a specialty ingredient used in modern perfumery to create unique effects. While not commonly encountered by name, it may be part of complex accords in niche or designer fragrances.

Safety Profile

USE WITH AWARENESS
Generally safeUse with awarenessProfessional use
No major safety concerns reported
Limited toxicological data available
CAS
131812-48-1
Formula
Mixture
MW
Variable
Odor Family
Citrus · Floral
Layer 1 · Enthusiast

What Does 1,3-Dioxolane, 2,4-dimethyl-2-(5,6,7,8-tetrahydro-3,5,5,6,8,8-hexamethyl-2-naphthalenyl)- Smell Like?

The olfactory profile of this compound is not well-documented in publicly available sources. As a synthetic fragrance material, it likely contributes subtle complexity to modern perfume compositions rather than serving as a dominant note. Its long chemical name suggests it may be used to modify or extend other materials rather than provide a distinctive character of its own.

Layer 2

2D Molecular Structure

1,3-Dioxolane, 2,4-dimethyl-2-(5,6,7,8-tetrahydro-3,5,5,6,8,8-hexamethyl-2-naphthalenyl)-

SMILES: CC1COC(C)(O1)C1=CC2=C(C=C1C)C(C)(C)C(C)CC2(C)C

Chemistry, Properties & Perfumer Guide

The Chemistry

This synthetic compound belongs to the dioxolane class of chemicals, which are often used in perfumery as fixatives or modifiers. The complex structure suggests it may function as a musk alternative or woody-amber material. The tetrahydro-naphthalene moiety indicates potential for creating long-lasting base notes with subtle aromatic qualities.

Physical & Chemical Properties

Boiling PointNot available
DensityNot available

Perfumer Guide

Note Position
Unknown
Volatility
Unknown
Blending
Unknown
ApplicationTypical %RangeNotes
Fine FragranceTrace amountsUp to 1%Specialty modifier

Classic Accords

Tip: Use in trace amounts to test effect before scaling up.

Alternatives & Comparisons

Layer 3

Safety, Regulatory & Sustainability

⚠ Regulatory Disclaimer

General reference only. Consult current IFRA Standards Library before formulating.

IFRA Status

No specific IFRA restrictions found.

RIFM Assessment

No RIFM assessment data available.

Sustainability

As a synthetic material, this compound’s environmental impact depends on production methods. Without specific manufacturing data, sustainability considerations cannot be fully assessed.

Explore 1,3-Dioxolane, 2,4-dimethyl-2-(5,6,7,8-tetrahydro-3,5,5,6,8,8-hexamethyl-2-naphthalenyl)-

Browse essential oils and aroma compounds.

Browse on iHerb →

Affiliate disclosure: we may earn a small commission at no extra cost to you.

References

    Data: PubChem (NIH), PubMed, RIFM, IFRA. Last reviewed: Apr 2026.

    Report a data error

    Physicochemical Properties

    DTXSID: DTXSID90869805

    Physical Properties

    Molecular Weight 316.485 g/mol🔬 EPA CompTox
    Density 0.942 g/cm^3📊 OPERA
    Boiling Point 351.061 °C📊 OPERA
    Melting Point 29.033 °C📊 OPERA
    Flash Point 175.26 °C📊 OPERA
    Refractive Index 1.486 Dimensionless📊 OPERA
    Molar Volume 333.325 cm^3/mol📊 OPERA

    Partition & Solubility

    LogP (Octanol-Water) 6.194 Log10 unitless📊 OPERA
    LogD (pH 5.5) 6.194 Log10 unitless📊 OPERA
    LogD (pH 7.4) 6.194 Log10 unitless📊 OPERA
    LogKoa (Octanol-Air) 9.4 Log10 unitless📊 OPERA
    Water Solubility 0 mol/L📊 OPERA
    Henry's Law Constant 0 atm-m3/mole📊 OPERA

    Transport Properties

    Vapor Pressure 0 mmHg📊 OPERA
    Surface Tension 32.377 dyn/cm📊 OPERA
    Thermal Conductivity 107.503 mW/(m*K)📊 OPERA

    Molecular Descriptors

    Topological Polar Surface Area 18.46 Ų💻 Computed
    H-Bond Donors 0 count💻 Computed
    H-Bond Acceptors 2 count💻 Computed
    Rotatable Bonds 1 count💻 Computed
    Aromatic Rings 1 count💻 Computed
    Molar Refractivity 95.773 cm^3/mol📊 OPERA
    Polarizability 37.967 Å^3📊 OPERA

    Data Sources:

    🔬 EPA Experimental data from U.S. EPA CompTox Chemicals Dashboard & CTX APIs. 📊 OPERA Predicted using EPA's OPERA QSAR models. 💻 Computed Calculated from SMILES using RDKit.

    Similar Posts