Food safety and quality: details

Flavouring	Propanethiol
Synonym(s)	1-Mercaptopropane;n-Propyl mercaptan
Latest JECFA evaluation	2000 (Session 55)
Status of specification	Full
Information required
Chemical name	1-Propanethiol
JECFA number	509
CAS number	107-03-9
FEMA number	3521
COE number	11816
FLAVIS number
Molecular weight	76.16
Chemical formula	C3H8S
Physical form/odour	colourless to pale yellow liquid with cabbage-like, sulfuraceous odour
Solubility	soluble in water, alcohol, propylene glycol and oils
Solubility in ethanol
Boiling point (°C)	67-68°
Assay min %	97%
Acid value max
Refractive index	1.438
Specific gravity	0.842-0.847
Other requirements
ID Test	IR
Spectrum