5H-Bisthieno[3,2-b:2',3'-d]pyran-5-one(CAS: 1295502-12-3)

5H-Bisthieno[3,2-b:2',3'-d]pyran-5-one (CAS: 1295502-12-3) is a crystalline compound with a molecular weight of approximately 228.23 g/mol. It has limited water solubility but is soluble in organic solvents such as dichloromethane and acetonitrile. Chemically, it exhibits moderate reactivity and is prone to undergoing photodimerization under UV light exposure.

5H-Bisthieno[3,2-b:2',3'-d]pyran-5-one is typically synthesized through the condensation of 1,2-dithietane and 1,3-dithietane under mild conditions. The reaction is catalyzed by Lewis acids such as boron trifluoride etherate, with high selectivity and moderate yield (approximately 70%).

5H-Bisthieno[3,2-b:2',3'-d]pyran-5-one (CAS: 1295502-12-3) is primarily used in the pharmaceutical and chemical industries for research purposes. It has potential applications in the development of new materials, including semiconductors and sensors, due to its unique structural properties.

When handling 5H-Bisthieno[3,2-b:2',3'-d]pyran-5-one (CAS: 1295502-12-3), it is essential to wear appropriate personal protective equipment (PPE) such as gloves, safety goggles, and a lab coat. Work must be conducted in a well-ventilated area or fume hood. Spills should be cleaned up immediately, and the product should be disposed of according to local regulations. Always refer to the Safety Data Sheet (SDS) for detailed handling and emergency procedures.