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Online Edition: "Specifications for Flavourings"

Flavouring d-8-p-Menthene-1,2-epoxide
Synonym(s) D-1,2-Epoxylimonene;D-Limonene 1,2-epoxide
Latest JECFA evaluation 2012 (Session 76)
Status of specification Full
Chemical name (4R)-1-Methyl-4-(prop-1-en-2-yl)-7-oxabicyclo[4.1.0]heptane
JECFA number 2145
CAS number 1195-92-2
FEMA number 4655
COE number
FLAVIS number
Molecular weight 152.23
Chemical formula C10H16O
Physical form/odour Colourless to pale yellow liquid; fresh clean citrus aroma
Solubility Practically insoluble to insoluble in water
Solubility in ethanol Soluble
Boiling point (°C) 198º
Assay min % 95%
Acid value max
Refractive index 1.464-1.474
Specific gravity 0.926-0.936 (20°)
Other requirements Optical rotation: -69 to 72º (20ºC)
ID Test MS