Food safety and quality
| share

Online Edition: "Specifications for Flavourings"

Flavouring Ethyl 2-(methylthio)acetate
Synonym(s) Ethyl beta-(methylthio)propionate
Latest JECFA evaluation 2000 (Session 55)
Status of specification Full
Chemical name Ethyl (methylthio)acetate
JECFA number 475
CAS number 4455-13-4
FEMA number 3835
COE number
FLAVIS number
Molecular weight 134.21
Chemical formula C5H10O2S
Physical form/odour colourless liquid with a fruity odour
Solubility very slightly soluble in water; soluble in alcohols and oils
Solubility in ethanol
Boiling point (°C) 70-72° (25 mm Hg)
Assay min % 98%
Acid value max
Refractive index 1.454-1.462
Specific gravity 1.038-1.043
Other requirements
ID Test IR