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Dimethyl disulfide information


Dimethyl disulfide
Names
Preferred IUPAC name
(Methyldisulfanyl)methane[1]
Other names
Dimethyl disulfide[1]
Methyl disulfide
Methyldisulfide
Dimethyldisulfide
Methyldithiomethane
2,3-Dithiabutane
Identifiers
CAS Number
  • 624-92-0 checkY
3D model (JSmol)
  • Interactive image
Abbreviations DMDS
ChEBI
  • CHEBI:4608 checkY
ChemSpider
  • 11731 checkY
ECHA InfoCard 100.009.883 Edit this at Wikidata
PubChem CID
  • 12232
UNII
  • 3P8D642K5E checkY
CompTox Dashboard (EPA)
  • DTXSID4025117 Edit this at Wikidata
InChI
  • InChI=1S/C2H6S2/c1-3-4-2/h1-2H3 checkY
    Key: WQOXQRCZOLPYPM-UHFFFAOYSA-N checkY
  • InChI=1S/C2H6S2/c1-3-4-2/h1-2H3
SMILES
  • S(SC)C
Properties
Chemical formula
CH3SSCH3
Molar mass 94.19 g·mol−1
Appearance Colorless liquid
Density 1.06 g/cm3[2]
Melting point −85 °C (−121 °F; 188 K)[2]
Boiling point 110 °C (230 °F; 383 K)[2]
Solubility in water
2.5 g/L (20 °C)[2]
Vapor pressure 3.8 kPa (at 25 °C) Arkema data sheet
Hazards
Flash point 15 °C (59 °F; 288 K)[2]
Autoignition
temperature
370 °C (698 °F; 643 K)[2]
Lethal dose or concentration (LD, LC):
LD50 (median dose)
190 mg/kg (oral, rat)[3]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
checkY verify (what is checkY☒N ?)
Infobox references

Dimethyl disulfide (DMDS) is an organic chemical compound with the molecular formula CH3SSCH3. It is a flammable liquid with an unpleasant, garlic-like odor. The compound is colorless although impure samples often appear yellowish.

  1. ^ a b Nomenclature of Organic Chemistry : IUPAC Recommendations and Preferred Names 2013 (Blue Book). Cambridge: The Royal Society of Chemistry. 2014. p. 708. doi:10.1039/9781849733069-FP001. ISBN 978-0-85404-182-4.
  2. ^ a b c d e f Record in the GESTIS Substance Database of the Institute for Occupational Safety and Health
  3. ^ [1], EPA DMDS Fact Sheet

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