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Flavouring Ethyl 3-methylthiopropionate
Synonym(s) Ethyl beta-(methylthio)propionate
Latest JECFA evaluation 2002 (Session 59)
Status of specification Full
Chemical name Ethyl 3-(methylthio)propionate
JECFA number 476
CAS number 13327-56-5  
FEMA number 3343
COE number 11476
FLAVIS number -
Molecular weight 148.23 
Chemical formula C6H12O2S  
Physical form/odour colourless to pale yellow liquid with onion-like, fruity, sweet odour 
Solubility -
Solubility in ethanol 1 mL in 1 mL 95% alcohol 
Boiling point (°C) 89-91 (15 mm Hg)
Assay min % 99
Acid value max 1.0
Refractive index 1.457-1.463
Specific gravity 1.030-1.035
Other requirements -
ID Test IR
Spectrum http://www.fao.org/ag/agn/jecfa-flav/img/img/476.gif



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