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Triphenyl phosphite

Physical Description

Descriptions:

  • Triphenyl phosphite is a clear, pale yellow liquid with a clean, pleasant odor. (ntp, 1992)
  • Nkra; Liquid
  • Colourless-to-pale yellow solid or oily liquid with characteristic odour.

Color/Form: Water-white to pale yellow solid or oily liquid

Odor: Pleasant odor

Molecular Information
Molecular Formula: C18H15O3P
Molecular Weight: 310.3 g/mol
Core Physical Values
Density: 1.184 g/cm³ at 20 °C
Vapor Density: 1 Relative (Air = 1) – Same as air.
Boiling Point: 360 °C
Melting Point: 22.2 °C
Flash Point: 218.3 °C
Solubilities
  • Insoluble in water. Very soluble in ethanol, organic solvents.
Decomposition
  • When heated to decomp ... emits toxic fumes of /phosphorus oxides/.
Other Properties

Refractive Index: 1.5900 at 20 °C

Chemical Classes:

  • Polymers
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