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Flavouring	Heptane-1-thiol
Synonym(s)	Heptyl mercaptan
Latest JECFA evaluation	2007 (Session 68)
Status of specification	Full
Chemical name	Heptane-1-thiol
JECFA number	1663
CAS number	1639-09-4
FEMA number	4259
COE number	11485
FLAVIS number	12.130
Molecular weight	132.27
Chemical formula	C₇H₁₆S
Physical form/odour	Colourless liquid; Onion aroma
Solubility	Practically insoluble to insoluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	175-176°
Assay min %	98%
Acid value max	-
Refractive index	1.497-1.503
Specific gravity	0.840-0.846
Other requirements	-
ID Test	NMR IR MS
Spectrum	http://www.fao.org/ag/agn/jecfa-flav/img/jecfa68/1663-nmr.gif http://www.fao.org/ag/agn/jecfa-flav/img/jecfa68/1663-ir.gif http://www.fao.org/ag/agn/jecfa-flav/img/jecfa68/1663-ms.gif

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