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Online Edition: "Specifications for Flavourings"

Flavouring dl-Isomenthol
Synonym(s) Cyclohexanol, 5-methyl-2-(1-methylethyl)-, (1-alpha,2-beta,5-beta)-(±)-; Menthol, trans-1,3,cis-1,4-(±)-; (±)-Isomenthol; Cyclohexanol, 5-methyl-2-(1-methylethyl)-, (1-alpha,2-beta,5-beta)-; Isomenthol
Latest JECFA evaluation 2018 (Session 86)
Status of specification Full
Chemical name 5-methyl-2-(propan-2-yl)cyclohexan-1-ol
JECFA number 2249
CAS number 3623-52-7
FEMA number 4729
COE number
FLAVIS number
Molecular weight 156.27
Chemical formula C10H20O
Physical form/odour Solid/cool minty aroma
Solubility Practically insoluble to insoluble
Solubility in ethanol Sparingly soluble
Boiling point (°C)
Assay min % >95%
Acid value max
Refractive index NA
Specific gravity NA
Other requirements mp: 82º; racemic mixture
ID Test MS, 1H-NMR, IR