【CAS】97-62-1
Alias: 2-methyl-propanoicaciethylester;2-methyl-propionicaciethylester
Molecular formula: C6H12O2 Relative molecular mass: 116.16
Structural formula:
1.Product Property
Ethyl Isobutyrate is a colorless transparent liquid, possessing a strong fruity aroma. Its boiling point ranges from 110 to 112℃, and its density is 0.869 – 0.873 g/cm³ at 20℃ (flammable), and it is highly soluble in ethanol and ether.
2.
| Parameter | Specification |
| Purity (GC-FID) | ≥98.5% |
| Appearance | Colorless liquid |
| Odor | Strong, fruity (pineapple) |
| Refractive Index (20°C) | 1.390 – 1.394 |
| Density (20°C) | 0.869 – 0.873 g/cm³ |
| Acidity (as Isobutyric Acid) | ≤0.02% |
| Water Content | ≤0.05% |
| Heavy Metals (Pb) | ≤1 ppm |
3.Application scope and Usage
Ethyl Isobutyrate, as a food additive (FEMA 2428), is mainly used for blending fruit flavors such as pineapple and banana. It is applicable to beverages (juice, soda), candies (hard candies, chewing gum), dairy products (yogurt, ice cream), and baked foods (cakes, cookies).
4.Package and Storage
Ethyl Isobutyrate is packaged in 25kg aluminum drums (filled with nitrogen) and lined with food-grade PE film. It is stored in a fireproof warehouse (< 25℃), away from heat sources and oxidants. The shelf life is 24 months.
