CAS 162881-26-7

phenyl bis(2,4,6-trimethylbenzoyl)-phosphine oxide

Description:

Phenyl bis(2,4,6-trimethylbenzoyl)phosphine oxide, with the CAS number 162881-26-7, is a chemical compound commonly used as a photoinitiator in polymerization processes, particularly in UV-curable systems. This substance features a phosphine oxide functional group, which is crucial for its ability to generate free radicals upon exposure to UV light, initiating the polymerization of monomers. Its structure includes two 2,4,6-trimethylbenzoyl groups attached to a central phosphorus atom, contributing to its effectiveness as a photoinitiator. The presence of bulky trimethylbenzoyl groups enhances its solubility in various organic solvents and improves its performance in formulations. Additionally, this compound is characterized by its stability under ambient conditions, making it suitable for various industrial applications, including coatings, adhesives, and inks. Safety data indicates that, like many chemical substances, it should be handled with care, following appropriate safety guidelines to mitigate any potential health risks. Overall, phenyl bis(2,4,6-trimethylbenzoyl)phosphine oxide is a valuable component in modern photopolymerization technologies.

Formula: C₂₆H₂₇O₃P

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

InChI key: InChIKey=GUCYFKSBFREPBC-UHFFFAOYSA-N

SMILES: P(C(=O)C1=C(C)C=C(C)C=C1C)(C(=O)C2=C(C)C=C(C)C=C2C)(=O)C3=CC=CC=C3

Synonyms:

• (Phenylphosphoryl)Bis[(2,4,6-Trimethylphenyl)Methanone]
• (Phenylphosphoryl)bis(mesitylmethanone)
• 1,1′-(Phenylphosphinylidene)bis[(2,4,6-trimethylphenyl)methanone]
• 1,1′-(Phenylphosphinylidene)bis[1-(2,4,6-trimethylphenyl)methanone]
• 819Dw
• Basf 819
• Bis(2,4,6-trimethylbenzoyl)phenylphosphine oxide
• Boxing 819
• Cgi 819Xf
• Chivacure 789
• Ciba 819
• Daido UV-Cure 819
• Darocur 819
• Doublecure 1819
• Gr-Xbpo
• I 819
• Ic 819
• Igm 819
• Ir 819
• Irg 819
• Irgacure 801
• Irgacure 819
• Irgacure 819DW
• Irgacure 919
• Irgacure I 819
• JRCure 1109
• Keycure 981
• Lunacure 900
• Methanone, 1,1′-(phenylphosphinylidene)bis[1-(2,4,6-trimethylphenyl)-
• Omnirad 380
• Omnirad 819
• Omnirad 819DW
• P 2312
• Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide
• Phosphine oxide, phenyl bis (2,4,6-trimethylbenzoy)-
• Phosphine oxide, phenylbis(2,4,6-trimethylbenzoyl)-
• Photocuring agent 819
• Photoinitiator 850
• Photoinitiator 898
• Photoinitiator-819
• Pi 819
• Ryoji 819
• Sb-Pi 719
• Speedcure 819
• UV-Cure 819

Phenylbis(2,4,6-trimethylbenzoyl)phosphine Oxide

CAS: 162881-26-7

Formula: C₂₆H₂₇O₃P

Purity: >96.0%(GC)

Color and Shape: White to Yellow to Green powder to crystaline

Molecular weight: 418.47

Ref: 3B-P2312

(Phenylphosphoryl)bis(mesitylmethanone)

CAS: 162881-26-7

Purity: 97%

Color and Shape: Solid

Molecular weight: 418.4729919433594

Ref: 10-F790991

(Phenylphosphoryl)bis(mesitylmethanone)

CAS: 162881-26-7

Formula: C₂₆H₂₇O₃P

Purity: 95%

Color and Shape: Solid

Molecular weight: 418.4645

Ref: IN-DA0035H3

Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide

CAS: 162881-26-7

Formula: C₂₆H₂₇O₃P

Purity: ≥ 96.5%

Color and Shape: White to yellow powder or crystals

Molecular weight: 418.46

Ref: 7W-GK3830

Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide

CAS: 162881-26-7

Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide

Formula: C₂₆H₂₇O₃P

Purity: 98%

Color and Shape: pale yellow solid

Molecular weight: 418.46g/mol

Ref: 54-OR53133

Phenylbis(2,4,6-trimethylbenzoyl)phosphine Oxide

Controlled Product

CAS: 162881-26-7

Formula: C₂₆H₂₇O₃P

Color and Shape: Light Yellow To Yellow

Molecular weight: 418.46

Ref: TR-P228545

Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide

CAS: 162881-26-7

Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide is a reactive oxygen species (ROS) generator that is used as an initiator for radical polymerization. It has been shown to be effective in regenerative medicine as a monomer for the synthesis of polymers and copolymers. Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide also has photocatalytic activity and can be used in organic synthesis techniques for the formation of Grignard reagents. The most common use of this compound is as a polymerization initiator in low light conditions or when using methylbenzene as a monomer.

Formula: C₂₆H₂₇O₃P

Purity: Min. 96 Area-%

Color and Shape: Yellow Powder

Molecular weight: 418.46 g/mol

Ref: 3D-FP171790