2,5-Dimethyl-4-oxo-4,5-dihydro-3-furanyl acetate(CAS: 4166-20-5)

2,5-Dimethyl-4-oxo-4,5-dihydro-3-furanyl acetate (CAS: 4166-20-5) is a crystalline solid with a molecular weight of approximately 194.24 g/mol. It has a high solubility in organic solvents like acetone and toluene, but is poorly soluble in water. The compound is moderately reactive with strong bases and is susceptible to hydrolysis. It is insoluble in water, with a solubility of less than 1 g/L at 25°C.

2,5-Dimethyl-4-oxo-4,5-dihydro-3-furanyl acetate (CAS: 4166-20-5) can be synthesized via the condensation of 2,5-dimethyl-4-oxofurancarboxylic acid with acetic anhydride. The reaction is typically carried out in the presence of a catalytic amount of pyridine to improve the yield. The product is obtained with good selectivity and high yield, making it a suitable method for large-scale production.

2,5-Dimethyl-4-oxo-4,5-dihydro-3-furanyl acetate (CAS: 4166-20-5) is primarily used in the pharmaceutical and polymer industries. It serves as a valuable intermediate in the synthesis of various pharmaceuticals and drugs. In the polymer industry, it can be used as a monomer for the production of high-performance polymers with unique properties. It also finds applications in the development of sensors and semiconductors due to its chemical stability and reactivity.

When handling 2,5-Dimethyl-4-oxo-4,5-dihydro-3-furanyl acetate (CAS: 4166-20-5), it is essential to follow safety guidelines to avoid potential hazards. Wear appropriate personal protective equipment (PPE), including gloves, goggles, and a lab coat. Work in a well-ventilated area or a fume hood to minimize inhalation of vapors. Store the compound in a cool, dry place away from direct sunlight and heat sources. In case of a spill, use appropriate spill response materials and dispose of them according to local regulations. Always consult the Safety Data Sheet (SDS) for detailed handling instructions and emergency procedures.