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Online Edition: "Specifications for Flavourings"
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Analytical Methods (Volume 4)
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Flavouring
Diisopropyl trisulfide
Synonym(s)
Isopropyl trisulfide;2,6-Dimethyl-3,4,5-trithiaheptane
Latest JECFA evaluation
2003 (Session 61)
Status of specification
Full
Information required
Chemical name
bis(1-Methylethyl)trisulfide
JECFA number
1300
CAS number
5943-34-0
FEMA number
3968
COE number
FLAVIS number
Molecular weight
182.4
Chemical formula
C6H14S3
Physical form/odour
Clear colourless to slightly yellowish liquid; sulfurous garlic-like aroma
Solubility
Insoluble in water; 1% soluble in heptane; soluble in triacetin
Solubility in ethanol
soluble
Boiling point (°C)
107-108° (10 mm Hg)
Assay min %
95%
Acid value max
1
Refractive index
1.441-1.445
Specific gravity
1.134-1.140
Other requirements
supplied as a 1-2% solution in triacetin
ID Test
CNMR HNMR MS
Spectrum