Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide
Synonym(s):(2,4,6-Trimethylbenzoyl)diphenylphosphine oxide;(Diphenylphosphoryl)(mesityl)methanone;2,4,6-Trimethylbenzoylphenyl phosphinate
- CAS NO.：75980-60-8
- Empirical Formula: C22H21O2P
- Molecular Weight: 348.37
- MDL number: MFCD00192110
- EINECS: 278-355-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-12-18 14:15:30
What is Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide?
Chemical properties
white or cream powder
The Uses of Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide
Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide is a photo initiator, used in many kinds of ink industries
The Uses of Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide
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.
General Description
Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide (TPO) is a monoacylphosphine oxide based photoinitiator that can be incorporated in a variety of polymeric matrixes for efficient curing and color stability of the resin.
Flammability and Explosibility
Non flammable
Properties of Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide
| Melting point: | 88-92 °C(lit.) |
| Boiling point: | 519.6±60.0 °C(Predicted) |
| Density | 1.12 g/mL at 25 °C(lit.) |
| vapor pressure | 0Pa at 25℃ |
| refractive index | n |
| Flash point: | >230 °F |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | soluble in Methanol |
| form | powder to crystal |
| color | Light yellow to Yellow to Green |
| Water Solubility | 3.4mg/L at 20℃ |
| λmax | 400nm(DMF)(lit.) |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| CAS DataBase Reference | 75980-60-8(CAS DataBase Reference) |
| EPA Substance Registry System | Phosphine oxide, diphenyl(2,4,6-trimethylbenzoyl)- (75980-60-8) |
Safety information for Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07  Health Hazard GHS08  Environment GHS09 |
| GHS Hazard Statements |
H317:Sensitisation, Skin H411:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P202:Do not handle until all safety precautions have been read and understood. P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P308+P313:IF exposed or concerned: Get medical advice/attention. |
Computed Descriptors for Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide
| InChIKey | VFHVQBAGLAREND-UHFFFAOYSA-N |
Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide manufacturer
Anubhav Business Corporation
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S D Fine Chem Limited
1Y
Phone:+91-9323715856
Whatsapp: +91-9323715856
product: 2,4,6-Trimethyl benzoyldiphenyl phosphine oxide 75980-60-8 99%
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