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68986 Supelco

Dimethyl disulfide

analytical standard

Synonym: DMDS, Methyl disulfide

  • CAS Number 624-92-0

  • Linear Formula CH3SSCH3

  • Molecular Weight 94.20

  •  Beilstein/REAXYS Number 1730824

  •  EC Number 210-871-0

  •  MDL number MFCD00008561

  •  PubChem Substance ID 329761295

  •  NACRES NA.24

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Properties

Related Categories A-F, A-L, Alcoholic & Nonalcoholic Beverages, All Alphabetically Sorted, Analytical Standards,
Quality Level   100
grade   analytical standard
vapor density   3.24 (vs air)
vapor pressure   22 mmHg ( 20 °C)
assay   ≥98.5% (GC)
form   neat
autoignition temp.   >572 °F
shelf life   limited shelf life, expiry date on the label
expl. lim.   16 %
application(s)   HPLC: suitable
  gas chromatography (GC): suitable
impurities   ≤0.5% water
refractive index   n20/D 1.525 (lit.)
  n20/D 1.525-1.529
bp   109 °C (lit.)
mp   −85 °C (lit.)
density   1.046 g/mL at 25 °C (lit.)
Featured Industry   Cleaning Products
Cosmetics
Food and Beverages
Personal Care
format   neat
SMILES string   CSSC
InChI   1S/C2H6S2/c1-3-4-2/h1-2H3
InChI key   WQOXQRCZOLPYPM-UHFFFAOYSA-N

Description

General description

Dimethyl disulfide is an organic disulfide, and a commonly used potent odorant which contributes to the aroma in heated food products.

Application

Dimethyl disulfide may be used as an analytical reference standard for the quantification of the analyte in commercial garlic products using high-performance liquid chromatography.

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Target organs 
Respiratory system
RIDADR 
UN 2381 3 / PGII
WGK Germany 
WGK 3
RTECS 
JO1927500
Flash Point(F) 
59.0 °F
Flash Point(C) 
15 °C
Protocols & Articles

Articles

GC Analysis of Pyrazines in Peanut Butter on SUPELCOWAX® 10 after SPME using 50/30 μm DVB/Carboxen/PDMS Fiber

From our library of Articles, Sigma-Aldrich presents GC Analysis of Pyrazines in Peanut Butter on SUPELCOWAX® 10 after SPME using 50/30 μm DVB/Carboxen/PDMS Fiber
Keywords: Chromatography, Gas chromatography, Mass spectrometry, Purification, Separation, Size-exclusion chromatography, Solid phase microextractions

GC Analysis of Volatiles in Milk (Before and After Exposure to Sunlight) on Supel-Q™ PLOT after SPME using a 75 μm PDMS/Carboxen Fiber

From our library of Articles, Sigma-Aldrich presents GC Analysis of Volatiles in Milk (Before and After Exposure to Sunlight) on Supel-Q™ PLOT after SPME using a 75 μm PDMS/Carboxen Fiber
Keywords: Chromatography, Gas chromatography, Gas chromatography mass spectrometry, Mass spectrometry, Purification, Sample preparations, Separation, Solid phase microextractions

GC Analysis of a 12-Component Sulfur Compound Mix on SLB®-IL59

From our library of Articles, Sigma-Aldrich presents GC Analysis of a 12-Component Sulfur Compound Mix on SLB®-IL59
Keywords: Chromatography, Gas chromatography, Mass selective detector, Size-exclusion chromatography

GC Analysis of a 6-Component Sulfur Gases Mix on Supel-Q™ PLOT after SPME using 75 μm Carboxen/PDMS Fiber

From our library of Articles, Sigma-Aldrich presents GC Analysis of a 6-Component Sulfur Gases Mix on Supel-Q™ PLOT after SPME using 75 μm Carboxen/PDMS Fiber
Keywords: Chromatography, Gas chromatography, Mass spectrometry, Purification, Solid phase microextractions

GC Analysis of a 7-Component Sulfur Gases Mix on Supel-Q™ PLOT after SPME using 75 μm Carboxen/PDMS Fiber

From our library of Articles, Sigma-Aldrich presents GC Analysis of a 7-Component Sulfur Gases Mix on Supel-Q™ PLOT after SPME using 75 μm Carboxen/PDMS Fiber
Keywords: Chromatography, Flame photometric detector, Gas chromatography, Purification, Solid phase microextractions

The Effect of Container Materials on Production of Light Induced Milk – A Study Using SPME-GC-MS

Light induced off-flavors (LIOFs) in milk became an issue when dairies began to package milk in high density polyethylene (HDPE) plastic jugs instead of glass bottles. There are several types of LIOF...
Keywords: Degradations, Free radical reactions, Gas chromatography, Mass selective detector, Mass spectrometry, Oxidations, Sample preparations, Solid phase microextractions

Related Content

Flavor and Fragrance Analysis

We offer quality product solutions in all three stages of analysis to help achieve fast, accurate results. Below, you can learn more about our workflow solutions for sample preparation, separation, d...
Keywords: Calorimetry, Chromatography, Environmental, Gas chromatography, Mass spectrometry, Pesticides, Sample preparations, Separation

Peer-Reviewed Papers
15

References

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