Food safety and quality
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Flavouring |
(+/-)-cis- and trans-1,2-Dihydroperillaldehyde |
Synonym(s) |
4-Isopropenyl-cyclohexanecarboxaldehyde |
Latest JECFA evaluation |
2010 (Session 73) |
Status of specification |
Full |
Information required |
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Chemical name |
Mixture of cis-4-(prop-1-en-2-yl)cyclohexanecarbaldehyde and trans-4-(prop-1-en-2-yl)cyclohexanecarbaldehyde |
JECFA number |
1902 |
CAS number |
22451-50-9;22451-49-6 |
FEMA number |
4312 |
COE number |
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FLAVIS number |
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Molecular weight |
152.23 |
Chemical formula |
C10H16O |
Physical form/odour |
Clear colourless or pale yellow liquid; Spicy, herbal, fruity aroma |
Solubility |
Sparingly soluble in water; soluble in non-polar solvents |
Solubility in ethanol |
Soluble |
Boiling point (°C) |
211-213°; 55-58° (1 mm Hg) |
Assay min % |
80% |
Acid value max |
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Refractive index |
1.469-1.475 |
Specific gravity |
0.923-0.929 |
Other requirements |
Mixture of isomers (53% cis, 27% trans); SC: 10-11% trans-4-Isopropyl-cyclohexane-1-carboxaldehyde; 4-5% cis-4-Isopropyl-cyclohexane-1-carboxaldehyde; 1-2% 4-Isopropenyl-cyclohex-1-enecarboxaldehyde |
ID Test |
HNMR |
Spectrum |
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