Food safety and quality
|
|
|
Flavouring |
5-Methyl-3-hexen-2-one |
Synonym(s) |
Isobutylidene acetone |
Latest JECFA evaluation |
2002 (Session 59) |
Status of specification |
Full |
Information required |
|
Chemical name |
5-Methylhex-3-en-2-one |
JECFA number |
1132 |
CAS number |
5166-53-0 |
FEMA number |
3409 |
COE number |
11149 |
FLAVIS number |
|
Molecular weight |
112.17 |
Chemical formula |
C7H12O |
Physical form/odour |
clear colourless liquid; pungent metalic odour |
Solubility |
insoluble in water |
Solubility in ethanol |
Miscible at room temperature |
Boiling point (°C) |
77.5° (50 mm Hg) |
Assay min % |
99% |
Acid value max |
|
Refractive index |
1.437-1.441 |
Specific gravity |
0.838-0.843 |
Other requirements |
|
ID Test |
NMR |
Spectrum |
|
|
|
|