Butyric Acid for feed preservative Cas 107-92-6 3-Methylpropionic acid
| Butyric Acid Basic information | |
| Product Name: | Butyric Acid |
| CAS: | 107-92-6 |
| MF: | C4H8O2 |
| MW: | 88.11 |
| EINECS: | 203-532-3 |
| Butyric Acid Chemical Properties | |
| Melting point | -6--3 °C (lit.) |
| Boiling point | 162 °C (lit.) |
| density | 0.964 g/mL at 25 °C (lit.) |
| vapor density | 3.04 (vs air) |
| vapor pressure | 0.43 mm Hg ( 20 °C) |
| refractive index | n20/D 1.398(lit.) |
| FEMA | 2221 | BUTYRIC ACID |
| Fp | 170 °F |
| storage temp. | Store below +30°C. |
| pka | 4.83(at 25ºC) |
| form | Liquid |
| color | Clear colorless |
| Specific Gravity | 0.960 (20/4ºC) |
| PH | 2.5 (100g/l, H2O, 20ºC) |
| Odor Threshold | 0.00019ppm |
| explosive limit | 2-12.3%(V) |
| Water Solubility | MISCIBLE |
| Test items | ||
| project name | Inspection standards | results of testing |
| Color | Oily liquid | conform to |
| Aroma | Rancid sour taste | conform to |
| Relative density (25 ºC /25 ºC ) | 0.952-0.960 | 0.955 |
| Refractive index (20 ºC ) | 1.397-1.399 | 1.398 |
| Content% | 98.00 | 99.50 |
| Acid value % ≤ | ||
| Heavy metals % ≤ | ||
| Boiling point ºC | 160-165 | 163.5 |
| (AS) content % ≤ | ||
| in conclusion | conform to | |