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Flavouring	Diisopentyl thiomalate
Synonym(s)	Diisoamyl thiomalate bis(3-Methylbutyl)mercaptosuccinate
Latest JECFA evaluation	2007 (Session 68)
Status of specification	Full
Chemical name	Di(3-methylbutyl) but-2(cis)-enebis(thioate)
JECFA number	1672
CAS number	68084-03-7
FEMA number	4096
COE number	11454
FLAVIS number	12.108
Molecular weight	290.42
Chemical formula	C₁₄H₂₆O₄S
Physical form/odour	Colourless to yellow liquid; Fruity, onion odour
Solubility	Practically insoluble or insoluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	140-150°
Assay min %	94%
Acid value max	-
Refractive index	1.453-1.459
Specific gravity	1.006-1.013
Other requirements	Also contains 2-3% diisopentyl thiotartronate
ID Test	CNMR HNMR
Spectrum	http://www.fao.org/ag/agn/jecfa-flav/img/jecfa68/1672-cnmr.gif http://www.fao.org/ag/agn/jecfa-flav/img/jecfa68/1672-hnmr.gif

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