PRODUCT Properties
| Melting point: | -56°C (estimate) |
| Boiling point: | 245 °C(lit.) |
| Density | 0.856 g/mL at 25 °C(lit.) |
| refractive index | n |
| FEMA | 2808 | OCTYL ISOBUTYRATE |
| Flash point: | 206 °F |
| color | A colourless liquid. |
| Odor | at 100.00 %. oily green waxy soapy clean fruity creamy |
| Odor Type | waxy |
| JECFA Number | 192 |
| LogP | 4.78 |
| EPA Substance Registry System | Propanoic acid, 2-methyl-, octyl ester (109-15-9) |
Description and Uses
Octyl isobutyrate has a fruity, fatty fragrance with a soft and humid undertone reminiscent of parsley and fern root with a sweet flavor suggestive of grape. May be prepared by esterification of n-octanol with isobutyric acid.
Octyl isobutyrate is used in imitation Pistacio, Grape, Melon, Peach, Citrus complexes, fruit blends, wine and Liqueur flavors, ect. The concentration is normally about 2 to 4 ppm in the finished product.
Safety
| WGK Germany | 2 |
| RTECS | UA2466375 |
| Toxicity | Both the acute oral LD50 in rats and the acute dermal LD50 in rabbits exceeded 5 g/kg (Levenstein, 1974). |
