|
Online Edition: "Specifications for Flavourings"
|
|
|
|
New search
print-friendly version
| Flavouring |
Butyl isobutyrate |
| Synonym(s) |
-
|
| Latest JECFA evaluation |
1997 (Session 49)
|
| Status of specification |
Full |
| Chemical name |
Butyl-2-methyl propanoate
|
| JECFA number |
188 |
| CAS number |
97-87-0
|
| FEMA number |
2188
|
| COE number |
291
|
| FLAVIS number |
-
|
| Molecular weight |
144.21 |
| Chemical formula |
C8H16O2
|
| Physical form/odour |
colourless liquid/fresh fruity,apple-pineapple odour |
| Solubility |
miscible in alcohol, ether, most fixed oils; insoluble in glycerin, propylene glycol, water |
| Solubility in ethanol |
1 ml in 7 ml 60% alcohol |
| Boiling point (°C) |
166 |
| Assay min % |
97.0 |
| Acid value max |
1.0 |
| Refractive index |
1.401-1.404 |
| Specific gravity |
0.859-0.864 |
| Other requirements |
- |
| ID Test |
IR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/188.gif
|
|
