Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide , ≥97% , 162881-26-7

Synonym(s):
BAPOs;Bisacylphosphine oxides

CAS NO.：162881-26-7

Empirical Formula: C26H27O3P

Molecular Weight: 418.47

MDL number: MFCD01863675

EINECS: 423-340-5

PRODUCT Properties

• Melting point: 131-135 °C(lit.)
• Boiling point: 590.0±60.0 °C(Predicted)
• Density: 1.17±0.1 g/cm3(Predicted)
• vapor pressure: 0Pa at 20℃
• storage temp.: Sealed in dry,Room Temperature
• solubility: acetone, acetonitrile, toluene, and hexanedioldiacrylate: soluble
• form: powder
• color: Pale Yellow to Yellow
• Water Solubility: 100μg/L at 20-21℃
• λmax: 366nm(MeOH)(lit.)
• InChI: InChI=1S/C26H27O3P/c1-16-12-18(3)23(19(4)13-16)25(27)30(29,22-10-8-7-9-11-22)26(28)24-20(5)14-17(2)15-21(24)6/h7-15H,1-6H3
• InChIKey: GUCYFKSBFREPBC-UHFFFAOYSA-N
• SMILES: P(C1C=CC=CC=1)(=O)(C(C1C(=CC(C)=CC=1C)C)=O)C(C1C(=CC(C)=CC=1C)C)=O
• LogP: 5.77-5.8 at 22℃
• CAS DataBase Reference: 162881-26-7
• EPA Substance Registry System: Phosphine oxide, phenylbis(2,4,6-trimethylbenzoyl)- (162881-26-7)

Description and Uses

Phenylbis(2,4,6-trimethylbenzoyl) phosphine oxide can be used as a photoinitiator for: Radical polymerization of dental resins. It enhances the polymerization rate and conversion compared to other initiators. It is a polymer-based ceramic material modified with divinylbenzene for the preparation of high-temperature sensor applications.

Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide is a useful research chemical compound.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H317-H413
• Precautionary statements: P261-P272-P273-P280-P302+P352-P333+P313
• Hazard Codes: Xi
• Risk Statements: 43-53
• Safety Statements: 22-24-37-61
• WGK Germany: -
• HS Code: 29319090