Food safety and quality
|
|
|
Flavouring |
Isobutyl acetoacetate |
Synonym(s) |
Isobutyl 3-oxobutanoate;Isobutyl beta-ketobutyrate;Isobutyl 3-oxobutanoate |
Latest JECFA evaluation |
2000 (Session 55) |
Status of specification |
Full |
Information required |
|
Chemical name |
2-Methylpropyl 3-oxobutyrate |
JECFA number |
597 |
CAS number |
7779-75-1 |
FEMA number |
2177 |
COE number |
242 |
FLAVIS number |
|
Molecular weight |
158.2 |
Chemical formula |
C8H14O3 |
Physical form/odour |
colourless liquid; fruity taste; sweet, fruity odour of brandy |
Solubility |
insoluble in water; soluble in alcohol and oil |
Solubility in ethanol |
|
Boiling point (°C) |
196°; 84.5° (11 mm Hg) |
Assay min % |
98% |
Acid value max |
|
Refractive index |
1.422-1.432 |
Specific gravity |
0.97 |
Other requirements |
|
ID Test |
IR |
Spectrum |
|
|
|
|