2,4(3H,5H)-Furandione(CAS: 4971-56-6)

2,4(3H,5H)-Furandione is a crystalline compound with a molecular weight of approximately 124.10 g/mol. It has a solubility of about 55 g/L in water. This compound exhibits moderate reactivity, particularly in the presence of bases and reducing agents. It is a colorless to light yellow crystalline solid at room temperature.

2,4(3H,5H)-Furandione is typically synthesized via the dehydration of 5-hydroxymethylfurfural (HMF) using concentrated sulfuric acid as a dehydrating agent. The reaction is performed under moderate heat, yielding a product with a purity of around 95%. The process is known for its high yield and good selectivity.

2,4(3H,5H)-Furandione is widely used in the pharmaceutical industry for the synthesis of certain drugs, particularly those requiring specific functional groups. It is also utilized in the polymer industry as a monomer for the production of high-performance polymers. Additionally, it finds applications in the food industry as a flavoring agent and in the development of sensors and semiconductors.

When handling 2,4(3H,5H)-Furandione, it is essential to wear appropriate personal protective equipment (PPE) such as gloves, safety glasses, and a lab coat. Work should be conducted in a well-ventilated area or a fume hood to minimize inhalation risks. Spills should be cleaned up using absorbent materials, and the area should be flushed with water. Always consult the Safety Data Sheet (SDS) for detailed handling instructions and emergency procedures.