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| CAS No. | 3188-00-9 |
| Synonym | 2-Methyltetrahydrofuran-3-one 2-Methyloxolan-3-one Coffee Furanone 2-Methyl-2H-furan-3-one |
| FEMA No. | 3373 |
| EC No. | 221-685-4 |
| Molecular Formula | C5H8O2 |
| Molecular Weight(g/mol) | 100.12 |
| Specific density(25℃) | 1.032~1.040 |
| Refractive Index(20℃) | 1.427~1.432 |
| Appearance | Colorless to pale yellow clear liquid |
| Odor | Sweety,nut,ceram odor |
| Content (%) | ≥98 |
| Boiling Point(℃) | 139 °C |
| Flash Point | 39 °C |
This compound is a significant volatile flavor component found in various food products and plants. It has been reported in roasted coffee, roasted nuts (like hazelnuts), bread, cocoa, potatoes, and honey . Its presence contributes to the characteristic warm and inviting aromas of these foods. It is also found in plants such as Aloe africana, Nicotiana tabacum (tobacco), and Mangifera indica (mango).
Flavor and Fragrance Industry: This is its primary application. It is widely used as a flavoring agent in food products and beverages to impart a sweet, caramel, cocoa, nuts or butterscotch taste. In fragrances, it serves as a scent component in cosmetics, perfumes, and personal care products . It is recognized as a safe flavoring substance by organizations like FEMA (Flavor and Extract Manufacturers Association) with the number 3373 .
Pharmaceutical and Biotechnology Research: The compound has been identified as a quorum sensing inhibitor. Research has explored its ability to inhibit biofilm formation by bacteria such as Hafnia alvei, indicating potential applications in anti-infective strategies .
Organic Synthesis: It acts as a versatile intermediate or building block in the synthesis of more complex organic molecules, including pharmaceuticals and specialty chemicals .
Green Chemistry: Due to its properties, it is being evaluated as a potential bio-based solvent in sustainable chemical processes, aligning with green chemistry initiatives