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

Product Information

Molecular Formula:
C22H21O2P
Molecular Weight:
348.37
Description
CQ-amines are used as a photo initiators for free radical polymerization. CQ was used as an initiator in the preparation of silver nanoparticle/silica/ polymer nanocomposites. Photopolymerization kinetics of dimethacrylates were studied using the CQ/amine initiator system.
Synonyms
diphenyl(2,4,6-trimethylbenzoyl)-phosphineoxid; SP-2,4,6; PHOSPHINE OXIDE, DIPHENYL(2,4,6-TRIMETHYLBENZOYL)-; LABOTEST-BB LT00452354; DIPHENYL(2,4,6-TRIMETHYLBENZOYL)PHOSPHINE OXIDE; 2,4,6-TRIMETHYLBENZOYLDIPHENYLPHOSPHINE OXIDE; Diphenyl(2,4,6-trimethylbenzoy
IUPAC Name
diphenylphosphoryl-(2,4,6-trimethylphenyl)methanone
Canonical SMILES
CC1=CC(=C(C(=C1)C)C(=O)P(=O)(C2=CC=CC=C2)C3=CC=CC=C3)C
InChI
InChI=1S/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
InChI Key
VFHVQBAGLAREND-UHFFFAOYSA-N
Boiling Point
519.6ºC at 760 mmHg
Melting Point
88-92ºC
Flash Point
268.1ºC
Purity
>98.0%(LC)
Density
1.12
Appearance
white or cream powder
Application
TPO can be used in the photo-crosslinking of PMMA composite, which can further be used as a gate insulator in organic thin film transistors (OTFTs). It can also be used in the formation of UV curable urethane-acrylate coatings. It may also be used in the photoinduced reaction for the formation of organophosphine compounds, which potentially find their usage as ligands with metal catalysts and reagents.
Refractive Index
n20/D 1.475(lit.)
Stability
Stable. Incompatible with strong oxidizing agents.
LogP
4.76610

Safety Information

Hazards
H317:
May cause an allergic skin reaction.
H361:
Suspected of damaging fertility or the unborn child.
H411:
Toxic to aquatic life with long-lasting effects.
Precautionary Statement
P201:
Obtain special instructions before use.
P261:
Avoid breathing dust, fumes, gas, mist, vapours, spray. [As modified by IV ATP].
P273:
Avoid release to the environment.
P280:
Wear protective gloves/protective clothing/eye protection/face protection.
P308+P313:
If exposed or concerned:
Get medical advice/attention.
P391:
Collect spillage.

Computed Properties

XLogP3
5
Hydrogen Bond Donor Count
0
Hydrogen Bond Acceptor Count
2
Rotatable Bond Count
4
Exact Mass
348.12791691 g/mol
Monoisotopic Mass
348.12791691 g/mol
Topological Polar Surface Area
34.1Ų
Heavy Atom Count
25
Formal Charge
0
Complexity
468
Isotope Atom Count
0
Defined Atom Stereocenter Count
0
Undefined Atom Stereocenter Count
0
Defined Bond Stereocenter Count
0
Undefined Bond Stereocenter Count
0
Covalently-Bonded Unit Count
1
Compound Is Canonicalized
Yes

Patents

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CN-114047587-A Solidified bundled layer stranded optical cable and preparation method thereof 2022-01-13
CN-114149761-A Optical hot bending protective film for mobile phone radian screen and preparation method thereof 2022-01-10
CN-114058198-A Composition for packaging OLED, packaging film layer and OLED display 2022-01-07
CN-114133572-A Photosensitive organic silicon resin, preparation method and application 2022-01-06
CN-113999625-A Preparation method of PET release film 2021-12-31
CN-114181568-A UV ink-jet ink and preparation method thereof 2021-12-31
CN-114045107-A Environment-friendly high-solid-content aqueous polyurethane acrylate composite emulsion and preparation method and application thereof 2021-12-30

Literatures

PMID Publication Date Title Journal
22578661 2012-08-01 Competitive light absorbers in photoactive dental resin-based materials Dental materials : official publication of the Academy of Dental Materials
22465876 2012-07-01 Degree of conversion and microhardness of TPO-containing resin-based composites cured by polywave and monowave LED units Journal of dentistry
22188970 2012-04-01 Curing efficiency of dental resin composites formulated with camphorquinone or trimethylbenzoyl-diphenyl-phosphine oxide Dental materials : official publication of the Academy of Dental Materials
22094322 2012-02-01 Micro-Raman spectroscopic analysis of the degree of conversion of composite resins containing different initiators cured by polywave or monowave LED units Journal of dentistry
23037832 2012-01-01 Optimizing the concentration of 2,4,6-trimethylbenzoyldiphenylphosphine oxide initiator in composite resins in relation to monomer conversion Dental materials journal
22484872 2011-11-01 Influence of different light sources on the conversion of composite resins Indian journal of dental research : official publication of Indian Society for Dental Research
21336328 2011-03-01 Multiphoton photoresists giving nanoscale resolution that is inversely dependent on exposure time Nature chemistry
21067803 2011-02-01 Photoinitiator type and applicability of exposure reciprocity law in filled and unfilled photoactive resins Dental materials : official publication of the Academy of Dental Materials
21126292 2010-12-01 Irradiance differences in the violet (405 nm) and blue (460 nm) spectral ranges among dental light-curing units Journal of esthetic and restorative dentistry : official publication of the American Academy of Esthetic Dentistry ... [et al.]
20018363 2010-04-01 Influence of different initiators on the degree of conversion of experimental adhesive blends in relation to their hydrophilicity and solvent content Dental materials : official publication of the Academy of Dental Materials
The molarity calculator equation

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

The dilution calculator equation

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

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