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Online Edition: "Specifications for Flavourings"
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Analytical Methods (Volume 4)
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Flavouring
bis(1-Mercaptopropyl)sulfide
Synonym(s)
Latest JECFA evaluation
2007 (Session 68)
Status of specification
Full
Information required
Chemical name
bis(1-Mercaptopropyl)sulfide
JECFA number
1709
CAS number
53897-60-2
FEMA number
4297
COE number
FLAVIS number
Molecular weight
182.38
Chemical formula
C6H14S3
Physical form/odour
Liquid; Sulphury odour
Solubility
Slightly soluble in water; soluble in many polar solvents
Solubility in ethanol
Soluble
Boiling point (°C)
225-226° (76 mm Hg)
Assay min %
95%
Acid value max
Refractive index
1.545-1.551
Specific gravity
1.080-1.084
Other requirements
Contains 56% min bis(1-mercaptopropyl)sulfide, 36% min 3,5-diethyl-1,2,4-trithiolane; contains approx. 5% dipropylsulfide
ID Test
CNMR HNMR IR
Spectrum