Basic information
- Name:
Ethyl (2,4,6-trimethylbenzoyl) phenylphosphinate
- CAS No.:
84434-11-7
- Molecular Structure:
- Formula:
- C18H21O3P
- Molecular Weight:
- 316.33
- Synonyms:
- Phosphinicacid, phenyl(2,4,6-trimethylbenzoyl)-, ethyl ester (9CI);2,4,6-Trimethylbenzoylethoxyphenylphosphine oxide;Phosphinic acid,P-phenyl-P-(2,4,6-trimethylbenzoyl)-, ethyl ester;Lucirin LR 8893X;Lucirin TPO Liquid;Lucirin TPO-L;TPO-L;
- EINECS:
- 282-810-6
- Density:
- 1.146 g/cm3
- Melting Point:
- 144.5-147 °C(lit.)
- Boiling Point:
- 456.023 °C at 760 mmHg
- Flash Point:
- 242.878 °C
- Hazard Symbols:
Xi- Risk Codes:
- 36
- Safety Description:
- 26 Details
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Chemistry
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IUPAC Name: [Ethoxy(phenyl)phosphoryl]-(2,4,6-trimethylphenyl)methanone
Molecular Formula: C18H21O3P
Molecular Weight: 316.33 g/mol
Canonical SMILES: C([P@@](=O)(c1ccccc1)OCC)(c1c(cc(cc1C)C)C)=O
InChI: InChI=1S/C18H21O3P/c1-5-21-22(20,16-9-7-6-8-10-16)18(19)17-14(3)11-13(2)12-15(17)4/h6-12H,5H2,1-4H3
EINECS: 282-810-6
Index of Refraction: 1.549
Molar Refractivity: 87.819 cm3
Molar Volume: 276.054 cm3
Polarizability: 34.814×10-24 cm3
Surface Tension: 43.59 dyne/cm
Density: 1.146 g/cm3
Flash Point: 242.878 °C
Enthalpy of Vaporization: 71.589 kJ/mol
Boiling Point: 456.023 °C at 760 mmHg
Melting Point: 144.5-147 °C(lit.)
Vapour Pressure of Ethyl (2,4,6-trimethylbenzoyl) phenylphosphinate (CAS NO.84434-11-7): 0 mmHg at 25 °C
Safety Profile
Hazard Codes: 
Xi
Risk Statements: 36
R36: Irritating to eyes.
Safety Statements: 26
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany: 2
RTECS of Ethyl (2,4,6-trimethylbenzoyl) phenylphosphinate (CAS NO.84434-11-7): DJ0700000
Specification
Ethyl (2,4,6-trimethylbenzoyl) phenylphosphinate (CAS NO.84434-11-7), its Synonyms are 4-Benzoresorcinol ; 2,4,6-Trimethylbenzoylethoxyphenylphosphine oxide ; 2,4,6-Trimethylbenzoylphenylphosphinic acid ethyl ester ; Dihydroxybenzophenone(2,4-) ; Ethyl (2,4,6-trimethylbenzoyl) phenylphosphinate ; Bbenzophenone-1 ; Phenyl(2,4,6-trimethylbenzoyl)phosphinic acid ethyl ester .