Food safety and quality: details

Flavouring	l-Menthyl (R,S)-3-hydroxybutyrate
Synonym(s)
Latest JECFA evaluation	2008 (Session 69)
Status of specification	Full
Information required
Chemical name	3-Hydroxybutanoic acid 5-methyl-2-(1-methylethyl)cyclohexyl ester
JECFA number	1855
CAS number	108766-16-1
FEMA number	4308
COE number
FLAVIS number
Molecular weight	242.35
Chemical formula	C14H26O3
Physical form/odour	Colourless liquid; Cool minty aroma
Solubility	Slightly soluble in water; very soluble in corn oil, hexane, ether, chloroform and acetone
Solubility in ethanol	Soluble
Boiling point (°C)	95-97° (0.5 mm Hg)
Assay min %	95%
Acid value max
Refractive index	1.454-1.464
Specific gravity	0.972-0.985
Other requirements
ID Test	HNMR IR
Spectrum