Online Edition: "Specifications for Flavourings"


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Flavouring Dimethyl disulfide
Synonym(s) Methyl disulfide
Latest JECFA evaluation 2002 (Session 59)
Status of specification Full
Chemical name Dimethyl disulfide
JECFA number 564
CAS number 624-92-0  
FEMA number 3536
COE number 2175
FLAVIS number -
Molecular weight 94.19 
Chemical formula C2H6S2  
Physical form/odour colourless to pale yellow liquid with onion-like odour 
Solubility very slightly soluble in water; soluble in alcohol and oils 
Solubility in ethanol -
Boiling point (°C) 109-110°; 23° (30 mm Hg); 32° (55 mm Hg)
Assay min % 97%
Acid value max -
Refractive index 1.522-1.527
Specific gravity 1.058-1.065 (20°)
Other requirements -
ID Test IR
Spectrum http://www.fao.org/ag/agn/jecfa-flav/img/img/564.gif