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Specifications
| Appearance: | Colorless liquid |
| Odour: | With a coconut-fruit odour, butter-like on dilution |
| Content (GC): | 98% min |
| Acid value (mg KOH/g): | 5 max |
| Refractive index: | 1.4560-1.4590 |
| Specific gravity: | 0.9640-0.9710 |
| Saponification value: | 323-333 |
Applications
5-Decanolide, also known as δ-decalactone, is a naturally occurring lactone widely used in the flavor, fragrance, and cosmetic industries. Its characteristic creamy, fruity, and peach-like aroma makes it a valuable flavoring agent in beverages, dairy products, baked goods, confectionery, and sauces. In perfumery, 5-Decanolide is incorporated into fragrance compositions, soaps, and personal care products to impart soft, sweet, and creamy notes. It is also used in aroma blends, essential oil formulations, and natural flavor mimetics for product enhancement. Additionally, in research and industrial chemistry, it serves as a synthetic intermediate for other lactones and fine chemicals, enabling modifications to generate derivatives with tailored olfactory or physicochemical properties.
Benefits
The benefits of 5-Decanolide arise from its distinctive sensory properties, natural origin, and chemical versatility. Its peachy, creamy aroma contributes depth and complexity to flavor and fragrance formulations, enhancing consumer appeal. Being a naturally occurring lactone, it aligns with growing demand for natural and clean-label ingredients in food and cosmetic products. The compound exhibits good thermal and oxidative stability, allowing it to retain fragrance and flavor integrity during processing and storage. Additionally, its chemical structure allows for easy incorporation into esterification, oxidation, or lactone-modification reactions, enabling the creation of novel derivatives or blends. Its solubility in oils and alcohols ensures compatibility with a wide range of formulation systems.
Conclusion
5-Decanolide (CAS 705-86-2) is a versatile lactone valued for its creamy, fruity aroma and wide applications in flavor, fragrance, and fine chemical industries. Its stability, natural origin, and chemical adaptability make it an essential ingredient for enhancing sensory qualities in food, beverages, and personal care products. By combining olfactory appeal with functional versatility, 5-Decanolide supports innovation in both flavor and fragrance formulation as well as synthetic organic chemistry.
