Food safety and quality
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Flavouring |
p-Menth-1,4(8)-dien-3-one |
Synonym(s) |
Piperitenone;1-Methyl-4-isopropylidene-1-cyclohexen-3-one |
Latest JECFA evaluation |
2000 (Session 55) |
Status of specification |
Full |
Information required |
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Chemical name |
3-Methyl-6-(1-methylethylidene)cyclohex-2-en-1-one |
JECFA number |
757 |
CAS number |
491-09-8 |
FEMA number |
3560 |
COE number |
11189 |
FLAVIS number |
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Molecular weight |
150.22 |
Chemical formula |
C10H14O |
Physical form/odour |
Yellow to amber oily liquid, powerful sharp, minty, phenolic odour |
Solubility |
insoluble in water; soluble in oils |
Solubility in ethanol |
miscible |
Boiling point (°C) |
233° |
Assay min % |
95% (total of isomers) |
Acid value max |
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Refractive index |
1.472-1.478 |
Specific gravity |
0.976-0.983 |
Other requirements |
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ID Test |
MS |
Spectrum |
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