4,5,6,7-Tetrafluoro-2-benzofuran-1,3-dione(CAS: 652-12-0)

4,5,6,7-Tetrafluoro-2-benzofuran-1,3-dione is a white crystalline solid with a molecular weight of approximately 252.04 g/mol. It has a high melting point of around 232-234°C. This compound is poorly soluble in water but soluble in common organic solvents such as dichloromethane and acetone. Chemically, it is known for its stability and low reactivity, but it can undergo hydrolysis under basic conditions.

4,5,6,7-Tetrafluoro-2-benzofuran-1,3-dione is typically synthesized through the oxidative dehydrogenation of 4,5,6,7-tetrafluoro-2-benzofuran using a strong oxidizing agent such as potassium permanganate or chromic acid. The reaction is carried out under acidic conditions, and the yield is generally high, with excellent selectivity towards the target compound.

4,5,6,7-Tetrafluoro-2-benzofuran-1,3-dione is used in various industries, including pharmaceuticals for the synthesis of certain derivatives, polymers for its heat-resistant properties, and in sensors and semiconductors due to its unique electronic properties. Its stability and chemical inertness make it valuable in these applications.

When handling 4,5,6,7-Tetrafluoro-2-benzofuran-1,3-dione, it is important to use appropriate personal protective equipment (PPE) such as gloves and safety glasses. Work should be conducted in a well-ventilated area or within a fume hood. Spills should be handled with caution, using appropriate absorbents, and the area should be cleaned thoroughly. Always refer to the Safety Data Sheet (SDS) for detailed guidelines on handling and storage.