Methylsulfinylmethane (CAS 67-68-5) — Citrus Not applicable Note Fragrance Ingredient

ByThe Good Scents
Citrus · Floral

Methylsulfinylmethane

CAS 67-68-5

Origin
synthetic
Note
Not applicable
IFRA
Professional use
Data as of: Apr 2026

What Is Methylsulfinylmethane?

Methylsulfinylmethane is a synthetic compound primarily used in industrial applications rather than perfumery. It’s not commonly encountered in consumer products. This ingredient serves specialized functions in chemical processes, though its strong odor profile limits fragrance applications.

Safety Profile

PROFESSIONAL USE
Generally safeUse with awarenessProfessional use
⚠ Requires proper handling
✗ Not for consumer fragrance use
CAS
67-68-5
Formula
Mixture
MW
Variable
Odor Family
Citrus · Floral
Layer 1 · Enthusiast

What Does Methylsulfinylmethane Smell Like?

Methylsulfinylmethane presents a sharp, pungent odor reminiscent of sulfur compounds with industrial chemical undertones. The scent profile lacks the complexity of traditional fragrance ingredients, making it unsuitable for perfumery applications where pleasant olfactory characteristics are required.

Scent Profile

In Famous Fragrances

Fragrance associations may not reflect actual formulations.

Layer 2

2D Molecular Structure

Dimethyl sulfoxide

SMILES: CS(C)=O

Chemistry, Properties & Perfumer Guide

The Chemistry

Methylsulfinylmethane is a simple organosulfur compound with limited applications in fragrance chemistry. Its molecular structure features a sulfinyl group bonded to two methyl groups. Industrial synthesis typically involves oxidation of dimethyl sulfide. The compound lacks the structural complexity needed for nuanced fragrance development.

Physical & Chemical Properties

Boiling PointNot applicable
DensityNot applicable

Perfumer Guide

Note Position
Not applicable
Volatility
Not applicable
Blending
Not applicable
ApplicationTypical %RangeNotes
IndustrialNot applicableNot applicableNot for fragrance use

Classic Accords

Tip: This material is not recommended for perfumery applications.

Alternatives & Comparisons

Layer 3

Safety, Regulatory & Sustainability

⚠ Regulatory Disclaimer

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

IFRA Status

Not regulated by IFRA for fragrance use.

GHS Classification

H315 Skin irritation H319 Eye irritation

RIFM Assessment

Not evaluated by RIFM for fragrance safety.

Sustainability

As an industrial chemical with no fragrance applications, sustainability considerations focus on proper disposal rather than sourcing. Synthetic production minimizes ecological impact compared to natural extraction processes.

Explore Methylsulfinylmethane

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

    Ingredient Data Sheet

    CAS 67-68-5

    Physical Properties

    Molecular Weight78.14 g/mol🔬 PubChem
    LogP (Octanol-Water)-0.6🔬 PubChem
    Boiling Point188.9 °C🔬 EPA CompTox
    Vapor Pressure0.42 mmHg @ 25°C📊 OPERA
    Flash Point95 °C🔬 EPA CompTox
    Involatility Index0.0512💻 Calculated
    log Kp (skin permeability)-3.603💻 Calculated
    SMILESCS(=O)C🔬 PubChem

    Volatility & Performance

    Fragrance NoteTop💻 Calculated
    Volatility ClassSlow💻 Calculated
    Persistence Score0.5 / 5💻 Calculated

    Odor & Flavor

    Primary Descriptorsgarlic• leffingwell
    Methylsulfinylmethane has an odor reminiscent of cabbage or garlic.📖 Fenaroli
    Data Sources & Attribution
    Physical data: PubChem (NIH/NLM), U.S. EPA CompTox Dashboard, EPA OPERA models, RDKit. Odor & flavor: Arctander (Perfume & Flavor Chemicals), Fenaroli's Handbook of Flavor Ingredients, Leffingwell. Thresholds: van Gemert (Compilations of Odour Threshold Values). Regulatory: IFRA Standards 51st, FEMA GRAS. Trade names: Surburg (Common Fragrance & Flavor Materials). All data compiled and cross-referenced for perfumertools.com.

    Physicochemical Properties

    DTXSID: DTXSID2021735

    Physical Properties

    Molecular Weight 78.13 g/mol🔬 EPA CompTox
    Density 1.097 g/cm^3🔬 EPA CTX
    Boiling Point 189.049 °C🔬 EPA CTX
    Melting Point 18.373 °C🔬 EPA CTX
    Flash Point 91.25 °C🔬 EPA CTX
    Refractive Index 1.48 Dimensionless📊 OPERA
    Molar Volume 71.053 cm^3/mol📊 OPERA

    Partition & Solubility

    LogP (Octanol-Water) -1.35 Log10 unitless🔬 EPA CTX
    LogD (pH 5.5) -1.132 Log10 unitless📊 OPERA
    LogD (pH 7.4) -1.132 Log10 unitless📊 OPERA
    LogKoa (Octanol-Air) 4.96 Log10 unitless🔬 EPA CTX
    Water Solubility 12.798 mol/L🔬 EPA CTX
    Henry's Law Constant 0 atm-m3/mole🔬 EPA CTX

    Transport Properties

    Vapor Pressure 0.517 mmHg🔬 EPA CTX
    Viscosity 0.695 cP📊 OPERA
    Surface Tension 43.674 dyn/cm📊 OPERA

    Molecular Descriptors

    Topological Polar Surface Area 17.07 Ų💻 Computed
    H-Bond Donors 0 count💻 Computed
    H-Bond Acceptors 1 count💻 Computed
    Rotatable Bonds 0 count💻 Computed
    Aromatic Rings 0 count💻 Computed
    Molar Refractivity 20.177 cm^3/mol📊 OPERA
    Polarizability 7.999 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