Food safety and quality
| share

Online Edition: "Specifications for Flavourings"

Flavouring (+/-)-3-Mercapto-1-butyl acetate
Synonym(s) 3-Mercaptobutyl acetate;3-Thiobutyl acetate
Latest JECFA evaluation 2007 (Session 68)
Status of specification Full
Chemical name 3-Mercapto-1-butyl acetate
JECFA number 1705
CAS number 89534-38-3
FEMA number 4325
COE number
FLAVIS number
Molecular weight 148.23
Chemical formula C6H12O2S
Physical form/odour Clear, colourless liquid; Fruit aroma
Solubility Slightly soluble in water; soluble in many non-polar solvents
Solubility in ethanol Soluble
Boiling point (°C) 77° (10 mm Hg)
Assay min % 95%
Acid value max
Refractive index 1.458-1.459
Specific gravity 1.025-1.029
Other requirements