Food safety and quality
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Flavouring |
Guaiene |
Synonym(s) |
Guaia-1(5),7(11)-diene;beta-Guaiene;beta-Guajene |
Latest JECFA evaluation |
2004 (Session 63) |
Status of specification |
Full |
Information required |
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Chemical name |
2,8-Dimethyl-5-isopropylidene-bicyclo(5.3.0)dec-1(7)-ene |
JECFA number |
1347 |
CAS number |
88-84-6 |
FEMA number |
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COE number |
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FLAVIS number |
01.026 |
Molecular weight |
204.36 |
Chemical formula |
C15H24 |
Physical form/odour |
Mobile greenish-yellow liquid; Earthy, spicy aroma |
Solubility |
Insoluble in water, propylene glycol; Soluble in oils |
Solubility in ethanol |
Soluble |
Boiling point (°C) |
118° (2 mm Hg) |
Assay min % |
96% |
Acid value max |
<1.0 |
Refractive index |
1.503-1.509 |
Specific gravity |
0.912-0.918 |
Other requirements |
Minimum assay value may include traces of other C15H24 compounds (cadinene, farnesene, valencene) |
ID Test |
NMR |
Spectrum |
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