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Online Edition: "Specifications for Flavourings"

Flavouring p-Cymene
Synonym(s) Cymene;p-Isopropyltoluene;1-Methyl-4-isopropylbenzene;p-Methylcumene
Latest JECFA evaluation 2004 (Session 63)
Status of specification Full
Chemical name 1-Isopropyl-4-methylbenzene
JECFA number 1325
CAS number 99-87-6
FEMA number 2356
COE number
FLAVIS number 01.002
Molecular weight 134.22
Chemical formula C10H14
Physical form/odour Colourless to pale yellow mobile liquid; citrusy aroma reminiscent of lemon
Solubility Insoluble in water; soluble in oils
Solubility in ethanol Soluble
Boiling point (°C) 177°
Assay min % 97%
Acid value max <1.0
Refractive index 1.484-1.491
Specific gravity 0.853-0.855
Other requirements
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