Structural formula: (C₆H₅)₂PCl
Molecular formula: C₁₂H₁₀ClP
Molecular weight: 220.64
CAS No: 1079-66-9
Molecular Structure:


Appearance: colorless or light yellow liquid
Boiling point: 320^oC; 174^oC/5mm; 124-126^oC/0.6mm
Density: 1.18-1.20
nD20: 1.6350-1.6370
Assay: ≥99% (GC)
Melting point: 14-16 ^oC
Flash point: 138^oC
Hazardous mark: C
Hazardous code: R14-29-34
Safety code: S8-25-30-36/37/38-45
Transportation code: UN 3265
Packing: 200L steel-plastic composite drum or plastic drum, with nitrogen protection
Features: react with water and alcohol
Uses: As one kind of key intermediate, it is widely used to produce organic phosphorus flame retardant, organic phosphorus pesticide, antioxidant, plasticizer, stabilizer, insecticide, catalyst, lubricant in high pressure and paint forming agent.