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Triphenylphosphane Oxide

Triphenylphosphane Oxide / CAS : 791-28-6

Appearance White crystalline powder UN -
HS 29313990 DG Class -
Synonyms Tppo; Tpo; (C6H5)3P=O; Triphenylphosphorusoxide; Aurora Ka-1603; Triphenylphosphinoxid; Triphenylphosphine Oxide; Triphenylphosphanoxid; Triphenyl-Phosphineoxid; Triphenylphosphanoxide; Phosphine Oxide, Triphenyl-; Diphenylphosphorylbenzene
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Properties

Summary

Formula
C18H15OP
Molecular Mass
278.28500
Exact Mass
278.08600
PSA
26.88000
Logp
3.32600
IUPAC
diphenylphosphorylbenzene
SMILES
C1=CC=C(C=C1)P(=O)(C2=CC=CC=C2)C3=CC=CC=C3

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Intermediates
Solvent > Organic Solvent
Surfactants, Catalysts > Catalyzer
Auxiliary > Rubber Additives

Chemical and Physical Properties

Melting Point
150-157 °C
Density
1.212 g/cm3
Boiling Point
360 °C
Flash Point
180 °C
Appearance
White crystalline powder
Acidity and Basicity
neutral

Export information

HS Code
29313990
Export Rebate
13%
Risk Code
R22; R52/53
Safety Label
Xn

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