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Online Edition: "Specifications for Flavourings"

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