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Flavouring	2-Propanethiol
Synonym(s)	Isopropyl mercaptan
Latest JECFA evaluation	2001 (Session 57)
Status of specification	Full
Chemical name	2-Propanethiol
JECFA number	510
CAS number	75-33-2
FEMA number	3897
COE number	-
FLAVIS number	-
Molecular weight	76.16
Chemical formula	C₃H₈S
Physical form/odour	colourless liquid with onion odour
Solubility	soluble in oil and alcohol
Solubility in ethanol	-
Boiling point (°C)	57-60
Assay min %	98
Acid value max	-
Refractive index	1.428-1.434
Specific gravity	0.814-0.819
Other requirements	-
ID Test	IR, MS, CNMR, HNMR
Spectrum	http://www.fao.org/ag/agn/jecfa-flav/img/img/510-ir.gif http://www.fao.org/ag/agn/jecfa-flav/img/img/510-ms.gif http://www.fao.org/ag/agn/jecfa-flav/img/img/510-cnmr.gif http://www.fao.org/ag/agn/jecfa-flav/img/img/510-hnmr.gif

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