Food safety and quality: details

Flavouring	2-Methyl-1-butanethiol
Synonym(s)
Latest JECFA evaluation	1999 (Session 53)
Status of specification	Full
Information required
Chemical name	2-Methyl-1-butanethiol
JECFA number	515
CAS number	1878-18-8
FEMA number	3303
COE number	11509
FLAVIS number
Molecular weight	104.22
Chemical formula	C5H12S
Physical form/odour	colourless liquid with disagreeable odour
Solubility
Solubility in ethanol
Boiling point (°C)	116-118°
Assay min %	99%
Acid value max
Refractive index	1.439-1.449
Specific gravity	0.842-0.847
Other requirements
ID Test	IR, HNMR, MS
Spectrum