D

Dimethyl disulfide

IUPAC: (methyldisulfanyl)methane

C2H6S2 Organic Compounds CAS 624-92-0
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Quick Reference
Formula / NotationC2H6S2
CAS Number624-92-0
Molecular Weight94.20
Melting Point-120.5 °F (NTP, 1992)
Boiling Point229.5 °F at 760 mmHg (NTP, 1992)
Density1.065 at 68 °F (NTP, 1992) - Denser than water; will sink
Solubilityless than 1 mg/mL at 68 °F (NTP, 1992)
AppearanceDimethyl disulfide appears as a colorless oily liquid with a garlic-like odor. Denser than water and slightly soluble in water. Vapors heavier than air. May irritate skin and eyes. Used to make oth...
Also Known As(methyldisulfanyl)methane; 624-92-0; METHYL DISULFIDE; (Methyldisulfanyl)methane; Dimethyldisulfide; DMDS; Dimethyl disulphide; 2,3-Dithiabutane; Disulfide, dimethyl; Methyldisulfide
CategoryOrganic Compounds

What is Dimethyl disulfide?

Dimethyl disulfide is an organic disulfide that is methane in which one of the hydrogens has been replaced by a methyldisulfanyl group. It has a role as a xenobiotic metabolite.

Formula & Notation

C2H6S2

IUPAC Name: (methyldisulfanyl)methane

Other Names / Synonyms: (methyldisulfanyl)methane; 624-92-0; METHYL DISULFIDE; (Methyldisulfanyl)methane; Dimethyldisulfide; DMDS; Dimethyl disulphide; 2,3-Dithiabutane; Disulfide, dimethyl; Methyldisulfide

Properties & Characteristics

Appearance: Dimethyl disulfide appears as a colorless oily liquid with a garlic-like odor. Denser than water and slightly soluble in water. Vapors heavier than air. May irritate skin and eyes. Used to make oth.... Molecular formula: C2H6S2. Molecular weight: 94.20 g/mol. Boiling point: 229.5 °F at 760 mmHg (NTP, 1992). Melting point: -120.5 °F (NTP, 1992). Density: 1.065 at 68 °F (NTP, 1992) - Denser than water; will sink. Solubility: less than 1 mg/mL at 68 °F (NTP, 1992). Vapor pressure: 28.6 mmHg at 77 °F (NTP, 1992). LogP: 1.8.

Physical Data

PropertyValue
Melting Point-120.5 °F (NTP, 1992)
Boiling Point229.5 °F at 760 mmHg (NTP, 1992)
Density1.065 at 68 °F (NTP, 1992) - Denser than water; will sink
Molecular Weight94.20
Solubilityless than 1 mg/mL at 68 °F (NTP, 1992)
AppearanceDimethyl disulfide appears as a colorless oily liquid with a garlic-like odor. Denser than water and slightly soluble in water. Vapors heavier than air. May irritate skin and eyes. Used to make oth...

Uses & Applications

Used as an industrial feedstock, solvent, pharmaceutical intermediate, flavoring agent, or chemical building block.

Safety Information

Flammable or irritant. Many organic compounds are flammable liquids or vapours. Keep away from ignition sources. Consult SDS for specific hazard data.

Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.

Key Facts

Term Dimethyl disulfide
Formula C2H6S2
CAS Number 624-92-0
Molecular Weight 94.20
Synonyms (methyldisulfanyl)methane; 624-92-0; METHYL DISULFIDE; (Methyldisulfanyl)methane; Dimethyldisulfide; DMDS; Dimethyl disulphide; 2,3-Dithiabutane; Disulfide, dimethyl; Methyldisulfide

Frequently Asked Questions

Dimethyl disulfide is an organic disulfide that is methane in which one of the hydrogens has been replaced by a methyldisulfanyl group. It has a role as a xenobiotic metabolite.

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Editorial standards: Chemical data is sourced from peer-reviewed literature, CAS Registry, NIST WebBook, and PubChem. Safety information reflects guidance from OSHA, ECHA, and IAEA. For educational purposes only — always consult official SDS documentation and qualified professionals before handling chemicals.