Food safety and quality
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Flavouring |
(-)-Menthone 1,2-glycerol ketal |
Synonym(s) |
Frescolat, Type MGA |
Latest JECFA evaluation |
1998 (Session 51) |
Status of specification |
Full |
Information required |
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Chemical name |
1,4-Dioxaspiro[4,5]decane-2-menthanol |
JECFA number |
445 |
CAS number |
63187-91-7 |
FEMA number |
3807 |
COE number |
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FLAVIS number |
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Molecular weight |
228.33 |
Chemical formula |
C13H24O3 |
Physical form/odour |
clear colourless viscous liquid |
Solubility |
soluble in water, olive oil <15% and almond oil 1% w/w |
Solubility in ethanol |
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Boiling point (°C) |
138-142° |
Assay min % |
98.0% |
Acid value max |
0.2 |
Refractive index |
1.475 |
Specific gravity |
1.0306 |
Other requirements |
Optical rotation: - 24.6° |
ID Test |
IR |
Spectrum |
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