|
Online Edition: "Specifications for Flavourings"
|
|
|
|
New search
print-friendly version
| Flavouring |
Isobutyl butyrate |
| Synonym(s) |
-
|
| Latest JECFA evaluation |
1997 (Session 49)
|
| Status of specification |
Full |
| Chemical name |
2-Methylpropyl butanoate
|
| JECFA number |
158 |
| CAS number |
539-90-2
|
| FEMA number |
2187
|
| COE number |
269
|
| FLAVIS number |
-
|
| Molecular weight |
144.21 |
| Chemical formula |
C8H16O2
|
| Physical form/odour |
colourless liquid with a sweet, fruity, apple-like, pineapple-like odour |
| Solubility |
soluble in most fixed oils; slightly soluble in water; insoluble in glycerol |
| Solubility in ethanol |
1 ml in 8 ml 60% alcohol |
| Boiling point (°C) |
157-158° |
| Assay min % |
98.0 |
| Acid value max |
1.0 |
| Refractive index |
1.402-1.405 |
| Specific gravity |
0.858-0.863 |
| Other requirements |
- |
| ID Test |
IR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/158.gif
|
|
