(3,4-Difluorophenyl)hydrazine hydrochloride (1:1)(CAS: 875664-54-3)

(3,4-Difluorophenyl)hydrazine hydrochloride crystallizes in a stable form and has a molecular weight of approximately 208.02 g/mol. It is sparingly soluble in water but readily soluble in organic solvents like ethanol and acetone. The compound exhibits moderate basicity and can react with strong acids like hydrochloric acid to form the corresponding salt. It is not highly reactive but may undergo substitution reactions under certain conditions.

(3,4-Difluorophenyl)hydrazine hydrochloride is typically synthesized by reacting 3,4-difluoroaniline with hydrazine hydrochloride in the presence of an acid catalyst. The process usually occurs in aqueous media, and the yield can be up to 85%. The reaction is selective and mild, making it suitable for industrial-scale production.

(3,4-Difluorophenyl)hydrazine hydrochloride is used in various industries, including pharmaceuticals for synthesizing complex organic molecules, polymers for developing new materials, and sensors for detecting specific chemicals. It is also utilized in semiconductor manufacturing for etching processes and in research for its unique chemical properties.

When handling (3,4-Difluorophenyl)hydrazine hydrochloride, it is essential to wear appropriate personal protective equipment (PPE), including gloves, safety goggles, and a lab coat. Work should be conducted in a well-ventilated area or fume hood to avoid inhalation. Spills should be cleaned up immediately, and the area should be flushed with water. Always consult the safety data sheet (SDS) for detailed handling and disposal instructions.