Butyl Hydroxy Anisole (BHA)
BHA, Butyl Methoxyphenol
- CAS
- 121-00-6
- EC
- 204-442-7
- Food Code
- E320
- Sectors
- Food & Nutrition
Butyl Hydroxy Anisole (BHA) (CAS 121-00-6) is a phenolic antioxidant supplied as a white to off-white powder or waxy solid, standardized as food grade E320, and used to prevent lipid oxidation and rancidity in edible oils, flavorings, nutritional supplements, cosmetics and pharmaceuticals. It stabilizes fats and oils against rancidity.
Typical Properties
| Molecular formula | C11H16O2 |
|---|---|
| Molecular weight | 180.24 g/mol |
| Form | Powder/Waxy Solid |
| Color | White to off-white |
| Melting point | 48-65 °C |
| Boiling point | 134-137 °C @ Press: 7 Torr |
| Density | 1.0587 g/cm³ @ Temp: 20 °C |
| Water solubility | 610-3400mg/L at 27-29°C |
| Flash point | 110 °C |
| pH | 4.8 (25°C, 10g/L in H2O) |
| GHS signal word | Warning · Irritant / harmful, Health hazard, Environmental hazard |
| HS code | 2909500000 |
| Grades available | Food Grade |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Butyl Hydroxy Anisole (BHA)
Applications
Used in edible oils, flavorings, and nutritional supplements to preserve freshness. Also incorporated into packaging materials and cosmetics as an antioxidant.
Safety & Risks
Recognized as safe in regulated concentrations. Avoid dust inhalation and direct sunlight to prevent degradation.
Packaging
Supplied in 25 kg fiber drums or foil-lined bags. Store in cool, dry, and dark areas to maintain antioxidant activity.