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Specifications
| Grade | FCC-4/USP-28/BP-2003 |
| Appearance | White crystalline |
| Decanoic acid (C10) Purity | 99% min |
| Moisture content | 0.2% max |
| Acid value (OT-4) | 321~329 |
| Iodine value (OT-27-2) | 0.5 max |
| Saponification value | 322~330 mg (KOH)/g |
| Freezing Point | 30.0~32.0 °C |
| C8 | / |
| C12 | / |
| Relative density (d25²5) | 0.8750~0.8950 (25/25 °C) |
| Refractive index (nD20) | 1.420~1.430 |
| Solubility | Slightly soluble in hot water, soluble in most organic solvents and dilute nitric acid |
Applications
Decanoic acid, also known as capric acid, is widely used in the production of esters, surfactants, lubricants, and specialty chemicals. It serves as a building block for flavorings, fragrances, and cosmetic formulations, providing a characteristic fatty or waxy odor. In the chemical industry, decanoic acid is used to synthesize esters for plasticizers, emulsifiers, and antimicrobial agents. It is also applied in the production of soaps, detergents, and personal care products due to its fatty acid properties. Additionally, decanoic acid finds use in pharmaceutical research and nutritional studies as a medium-chain fatty acid with potential bioactive properties, including antimicrobial and energy-metabolism effects.
Benefits
Decanoic acid offers several advantages due to its medium-chain length and chemical functionality. The carboxylic acid group provides high reactivity for esterification, amidation, and salt formation, allowing versatile chemical modification. Its medium-chain structure gives it favorable solubility and compatibility with oils, organic solvents, and formulation matrices. Decanoic acid exhibits good thermal and chemical stability, making it suitable for industrial processing and long-term storage. Furthermore, as a naturally occurring fatty acid, it aligns with trends favoring bio-based and environmentally compatible chemicals in personal care, food, and industrial applications.
Conclusion
Decanoic acid is a versatile fatty acid with broad applications in chemical synthesis, personal care, food, and industrial formulations. Its role in producing esters, surfactants, and bioactive derivatives, combined with benefits such as chemical reactivity, stability, and formulation compatibility, makes it an essential compound in both research and industrial contexts. The compound continues to support innovation in sustainable chemistry, cosmetics, and functional chemical products.
