【CAS】7452-79-1
Alias: ETHYL 2-METHYLBUTYRATE;ETHYL DL-2-METHYLBUTYRATE
Molecular formula: C7H14O2 Relative molecular mass: 130.18 Structural formula: 
1.Product Property
Ethyl 2-methylbutyrate is a colorless transparent liquid with an apple-like fragrance. It is commonly used in food flavors and organic synthesis.
2.
| Parameter | Industrial Grade | Food Grade (FEMA 2443) |
| Purity | ≥97.0% | ≥98.5% |
| Appearance | Colorless liquid | Colorless liquid |
| Odor | Fruity (apple/banana) | Strong, typical |
| Acid Value | ≤1.0 mg KOH/g | ≤0.5 mg KOH/g |
| Refractive Index (20°C) | 1.396-1.400 | 1.397-1.399 |
| Density (20°C) | 0.862-0.868 g/cm³ | 0.863-0.867 g/cm³ |
| Heavy Metals (Pb) | ≤5 ppm | ≤2 ppm |
3.Application scope and Usage
The most common application of Ethyl 2-Methyl Butyrate is as a food additive. It can also be used as an organic synthesis raw material, a paper treatment agent, a softener for the fiber industry, and a softening agent for animal glue.
4.Package and Storage
2-Methylbutyric acid ethyl ester is packaged in 25kg aluminum drums or galvanized iron drums. For food-grade products, it should be lined with PE film. It should be stored in a cool, dark place (< 25℃), away from fire sources and oxidants. It must be tightly sealed to prevent evaporation. The shelf life is 24 months.
