Phosphorus trichloride is used as semiconductor dopant and as raw material for preparing high-purity phosphorus. It is mainly used as raw materials for the manufacture of trichlorfon, dichlorvos, methamidophos, acephate, phosphorus oxychloride, phosphite, triphenyl phosphate and triphenyl phosphate. It is also used as pharmaceutical intermediates, dye condensing agents, chlorinating agents and catalysts for the production of spices.
CAS No.
7719-12-2
Formula
PCl3
Molecular Mass
137.33300
Exact Mass
135.88000
PSA
13.59000
Logp
2.92970
IUPAC
trichlorophosphane
Attribute classification
Matter Classification
inorganic
Category
Chemical and Physical Properties
Melting Point
-112 °C
Density
1.574 g/mL at 25 °C
Boiling Point
74-78 °C
Flash Point
76°C
Appearance
colorless or slightly yellow fuming liquid with a pungent and irritating odor