[(Difluoromethyl)sulfanyl]acetic acid(CAS: 83494-32-0)

[(Difluoromethyl)sulfanyl]acetic acid is a colorless to white crystalline solid. Its molecular weight is approximately 144.02 g/mol. It has a melting point around 115-117°C and is poorly soluble in water but soluble in organic solvents like ethanol. It is reactive towards nucleophiles and can undergo substitution reactions. The compound is not flammable but should be handled with caution due to its reactivity.

[(Difluoromethyl)sulfanyl]acetic acid is typically synthesized via the reaction of acetic anhydride with a difluoromethylthio alcohol. This process involves careful control of reaction conditions to achieve high yield and selectivity. Commonly used solvents include dichloromethane or acetonitrile, and the reaction is often catalyzed by a strong base like triethylamine.

This compound is used in various industries such as pharmaceuticals, where it serves as a building block for synthetic drug molecules. It also finds applications in the production of polymers and as a reagent in analytical chemistry for sensor development. Additionally, it is utilized in semiconductor manufacturing due to its reactivity and specific functional group.

When handling [(Difluoromethyl)sulfanyl]acetic acid, proper personal protective equipment (PPE) should be worn, including gloves, eye protection, and a lab coat. The compound should be used in a well-ventilated area or in a fume hood to avoid inhalation of vapors. Spills should be handled with caution using appropriate absorbent materials. Always refer to the Safety Data Sheet (SDS) for detailed safety information and emergency procedures.