(4S)-5,7-difluoro-3,4-dihydro-2H-1-benzopyran-4-ol(CAS: 942195-91-7)

(4S)-5,7-Difluoro-3,4-dihydro-2H-1-benzopyran-4-ol, also known as (4S)-5,7-difluorobenzopyran-4-ol, is a chemical compound with the CAS number 942195-91-7. It is a white to off-white crystalline powder with a molecular formula of C9H7FO2 and a molecular weight of approximately 172.15. This compound is characterized by its fluorescence under ultraviolet light and is used in various applications, including pharmaceuticals and research.

(4S)-5,7-Difluoro-3,4-dihydro-2H-1-benzopyran-4-ol is primarily used in the pharmaceutical industry as an intermediate for the synthesis of certain drugs. It is also utilized in research for its fluorescent properties, making it useful in analytical techniques and biological studies. Additionally, this compound can be found in some cosmetic and food applications for its specific functional characteristics.

(4S)-5,7-Difluoro-3,4-dihydro-2H-1-benzopyran-4-ol is generally considered safe when handled with proper precautions. It is important to follow safety guidelines and use appropriate personal protective equipment (PPE) during handling and synthesis. This compound should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and heat sources.

(4S)-5,7-Difluoro-3,4-dihydro-2H-1-benzopyran-4-ol should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and heat sources. It should be kept in a tightly sealed container to prevent exposure to air and moisture. Proper storage conditions are crucial to maintain its stability and prevent degradation.