CAS No: 75980-60-8, Chemical Name: Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide
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75980-60-8 Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide

product Name Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide
Synonyms 2,4,6-Trimethylbenzoyldiphenyl Phosphine Oxide; 2,4,6-Trimethylbenzoyldiphenylphosphine oxide; TPO; Diphenyl (2,4,6-trimethylbenzoyl) phosphine oxide; Photoinitiator-TPO; (diphenylphosphoryl)(2,4,6-trimethylphenyl)methanone; Diphenyl  (2,4,6-trimethylbenzoyl)-phosphine  oxide; (2,4,6-trimethyl benzoyl) diphenyl phosphine oxide; Photoinitiator TPO; Trimethyl-Benzoyl-Diphenyl-Phosphine-oxide
Molecular Formula C22H21O2P
Molecular Weight 348.3747
InChI InChI=1/C22H21O2P/c1-16-14-17(2)21(18(3)15-16)22(23)25(24,19-10-6-4-7-11-19)20-12-8-5-9-13-20/h4-15H,1-3H3
CAS Registry Number 75980-60-8
EINECS 278-355-8
Molecular Structure 75980-60-8 Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide
Density 1.17g/cm3
Melting point 88-92℃
Boiling point 519.6°C at 760 mmHg
Refractive index 1.6
Flash point 268.1°C
Vapour Pressur 6.71E-11mmHg at 25°C
Hazard Symbols
Risk Codes
Safety Description S22:;
S24/25:;