Caprylic Acid
Octanoic Acid
- CAS
- 124-07-2
- EC
- 204-677-5
- Sectors
- Personal Care & Cosmetics, Food & Nutrition, Pharma & Healthcare
Caprylic Acid (CAS 124-07-2) is a colorless to slightly yellow liquid fatty acid with a faint odor and antimicrobial and emulsifying properties, supplied as Food Grade material and used in food, pharmaceutical and cosmetic products as a preservative and emulsifier, and industrially in ester synthesis and metal cleaning.
Typical Properties
| Molecular formula | C8H16O2 |
|---|---|
| Molecular weight | 144.21 g/mol |
| Appearance | colourless oily liquid |
| Form | Liquid |
| Color | Clear colorless to yellow |
| Odor | unpleasant odor |
| Melting point | 16.7 °C |
| Boiling point | 239.7 °C |
| Density | 0.910 g/cm³ @ Temp: 20 °C |
| Water solubility | 0.68 g/L (20 °C) |
| Flash point | >230 °F |
| pH | 4 (0.2g/l, H2O, 20°C) |
| GHS signal word | Danger · Corrosive, Acute toxicity, Irritant / harmful |
| HS code | 29159000 |
| 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.
Caprylic Acid
Applications
Used in food, pharmaceuticals, and cosmetics as a preservative and emulsifier. Industrially, it serves in ester synthesis and metal cleaning.
Safety & Risks
Mildly irritating; handle with gloves and avoid inhalation.
Packaging
Delivered in 180–200 kg HDPE drums or IBC tanks. Store cool, dry, and tightly sealed.