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Online Edition: "Specifications for Flavourings"

Flavouring d-Limonene
Synonym(s) 1,8(9)-p-Menthadiene;(+)-p-Mentha-1,8-diene;Hesperidine;4-Isopropenyl-1-methyl-1-cyclohexene
Latest JECFA evaluation 2004 (Session 63)
Status of specification Full
Chemical name p-Mentha-1,8-diene
JECFA number 1326
CAS number 5989-27-5
FEMA number 2633
COE number
FLAVIS number 01.045
Molecular weight 136.24
Chemical formula C10H16
Physical form/odour Colourless mobile liquid; fresh, light, sweet, citrusy aroma
Solubility Insoluble in water, propylene glycol; slightly Soluble in glycerol; Soluble in oils
Solubility in ethanol Soluble
Boiling point (°C) 175-177°
Assay min % 96% (sum of d/l isomers)
Acid value max <1.0
Refractive index 1.471-1.477
Specific gravity 0.838-0.843
Other requirements Sp.rotation +96 to +104° (25°); Compounds present above 0.5%: linalool, myrcene
ID Test IR