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Diphenyl(2,4,6-Trimethylbenzoyl)Phosphine Oxide

Diphenyl(2,4,6-Trimethylbenzoyl)Phosphine Oxide / CAS : 75980-60-8

Appearance light yellow powder,weak odor UN 3077
HS 29319000 DG Class -
Synonyms Diphenyl-(2,4,6-Trimethylbenzoyl)-Phosphine Oxide; (Diphenylphosphoryl)(Mesityl)Methanone; Phosphine Oxide, Diphenyl(2,4,6-Trimethylbenzoyl)-; Diphenylphosphoryl-(2,4,6-Trimethylphenyl)Methanone; Yf-Pi Tpo; Iht-Pi Tpo; Photosensitizer TPO; Photo Sensitizer TPO; Photoinitiator Jrcure-1108; TPO
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Properties

Summary

Formula
C22H21O2P
Molecular Mass
348.37500
Exact Mass
348.12800
PSA
43.95000
Logp
4.76610
IUPAC
diphenylphosphoryl-(2,4,6-trimethylphenyl)methanone
SMILES
CC1=CC(=C(C(=C1)C)C(=O)P(=O)(C2=CC=CC=C2)C3=CC=CC=C3)C

Attribute classification

Matter Classification
organic
Category
Electronic Chemicals > Optical Material
Coating(Resin) > Ink
Coating(Resin) > Wood Coatings
Auxiliary > Adhesive

Chemical and Physical Properties

Melting Point
88-92 °C
Density
1.12 g/mL
Boiling Point
519.6ºC
Flash Point
>230 °F
Appearance
light yellow powder,weak odor
Acidity and Basicity
neutral

Export information

HS Code
29319000
Export Rebate
13%
UN No.
3077
Risk Code
R22-62-51/53
Safety Label
Xn,N

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