Food safety and quality: details

Flavouring	2-Hydroxyethanethiol
Synonym(s)	2-Hydroxyethyl mercaptan;beta-Mercaptoethanol;1-Hydroxy-2-mercaptoethane;1-Mercapto-2-hydroxyethane;Ethanol, 2-mercapto-
Latest JECFA evaluation	2010 (Session 73)
Status of specification	Full
Information required
Chemical name	2-mercaptoethanol
JECFA number	1925
CAS number	60-24-2
FEMA number	4582
COE number
FLAVIS number
Molecular weight	78.13
Chemical formula	C2H6OS
Physical form/odour	Clear colourless liquid; Very unpleasant odour
Solubility	Practically insoluble or insoluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	156-158°
Assay min %	97%
Acid value max
Refractive index	1.499-1.505
Specific gravity	1.114-1.120 (20°)
Other requirements
ID Test	MS
Spectrum