Bis(o-phenylene) Pyrophosphite Chemical Properties

Melting point:

72 °C

Boiling point:

156 °C(Press: 0.25 Torr)

Density 

1.4134 g/cm3

storage temp. 

may be stored indefinitely in a stoppered bottle

Bis(o-phenylene) Pyrophosphite Usage And Synthesis

Synthesis

Reaction of Catechol with Phosphorus(III) Chloride gives o-phenylene phosphorochloridite, which upon hydrolysis affords bis(o-phenylene) pyrophosphite. It is purified by distillation at reduced pressure.