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Online Edition: "Specifications for Flavourings"

Flavouring 2-Pentanethiol
Synonym(s) 2-Pentyl mercaptan
Latest JECFA evaluation 2000 (Session 55)
Status of specification Full
Chemical name 2-Pentanethiol
JECFA number 514
CAS number 2084-19-7
FEMA number 3792
COE number
FLAVIS number
Molecular weight 104.22
Chemical formula C5H12S
Physical form/odour colourless liquid
Solubility slightly soluble in water; soluble in alcohol
Solubility in ethanol
Boiling point (°C) 113°
Assay min % 97%; +2.4% 3-pentanethiol
Acid value max
Refractive index 1.442-1.452
Specific gravity 0.832 (d20/4)
Other requirements
ID Test MS