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ChemicalBook >> CAS DataBase List >> Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide

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

Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide price.
  • $3 - $2663.43
  • Product name: Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide
  • CAS: 75980-60-8
  • MF: C22H21O2P
  • MW: 348.37
  • EINECS:278-355-8
  • MDL Number:MFCD00192110
  • Synonyms:Diphenyl(2,4,6-trimethylbenzoyl);SPEEDCURE TPO;Diphenyl-(2,4,6-Trimethylbenzolyl)-Phosphine Oxide(SP-2,4,6);YF-PI TPO;2,4,6-TRIMETHYLBENZOYLDI PHENYLPHOSPHINOXIDE;diphenyl(2,4,6-trimethylbenzoyl)phosphine;IHT-PI TPO;Diphenyl(2,4,6-trimethylbenzoyl)phosphinoxid
Price52 Properties Safety Information Description
52 prices
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Brand
  • aablocks
  • AK Scientific
  • Ambeed
  • American Custom Chemicals Corporation
  • Arctom
  • Biosynth
  • ChemScene
  • Crysdot
  • Frontier Specialty Chemicals
  • Matrix Scientific
  • Sigma-Aldrich
  • Synthonix
  • TCI Chemical
  • TRC
  • Usbiological
Package
  • 250mg
  • 5g
  • 10g
  • 25g
  • 50g
  • 100g
  • 250g
  • 500g
  • 1kg
  • 1 unit
  • Manufactureraablocks
  • Product numberAA0036FK
  • Product description2,4,6-Trimethyl benzoyldiphenyl phosphine oxide 98%
  • Packaging500g
  • Price$34
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0036FK
  • Product description2,4,6-Trimethyl benzoyldiphenyl phosphine oxide 98%
  • Packaging1kg
  • Price$57
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0036FK
  • Product description2,4,6-Trimethyl benzoyldiphenyl phosphine oxide 98%
  • Packaging100g
  • Price$12
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0036FK
  • Product description2,4,6-Trimethyl benzoyldiphenyl phosphine oxide 98%
  • Packaging50g
  • Price$8
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0036FK
  • Product description2,4,6-Trimethyl benzoyldiphenyl phosphine oxide 98%
  • Packaging25g
  • Price$5
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0036FK
  • Product description2,4,6-Trimethyl benzoyldiphenyl phosphine oxide 98%
  • Packaging10g
  • Price$4
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0036FK
  • Product description2,4,6-Trimethyl benzoyldiphenyl phosphine oxide 98%
  • Packaging5g
  • Price$3
  • Updated2026-05-28
  • Buy
  • ManufacturerAK Scientific
  • Product numberM333
  • Product descriptionDiphenyl (2,4,6-trimethylbenzoyl)phosphine oxide 98%(HPLC)
  • Packaging500g
  • Price$247
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberM333
  • Product descriptionDiphenyl (2,4,6-trimethylbenzoyl)phosphine oxide 98%(HPLC)
  • Packaging1kg
  • Price$439
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ50081
  • Product descriptionDiphenyl(2,4,6-trimethylbenzoyl)phosphine Oxide
  • Packaging100g
  • Price$100
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberM333
  • Product descriptionDiphenyl (2,4,6-trimethylbenzoyl)phosphine oxide 98%(HPLC)
  • Packaging100g
  • Price$70
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberM333
  • Product descriptionDiphenyl (2,4,6-trimethylbenzoyl)phosphine oxide 98%(HPLC)
  • Packaging25g
  • Price$30
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberM333
  • Product descriptionDiphenyl (2,4,6-trimethylbenzoyl)phosphine oxide 98%(HPLC)
  • Packaging5g
  • Price$18
  • Updated2026-06-04
  • Buy
  • ManufacturerAmbeed
  • Product numberA1490207
  • Product description(Diphenylphosphoryl)(mesityl)methanone 99%
  • Packaging25g
  • Price$12
  • Updated2026-06-05
  • Buy
  • ManufacturerAmbeed
  • Product numberA117380
  • Product description(Diphenylphosphoryl)(mesityl)methanone 97%
  • Packaging100g
  • Price$22
  • Updated2026-06-05
  • Buy
  • ManufacturerAmbeed
  • Product numberA1490207
  • Product description(Diphenylphosphoryl)(mesityl)methanone 99%
  • Packaging100g
  • Price$23
  • Updated2026-06-05
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA0036FK 2,4,6-Trimethyl benzoyldiphenyl phosphine oxide 98% 500g $34 2026-05-28 Buy
aablocks AA0036FK 2,4,6-Trimethyl benzoyldiphenyl phosphine oxide 98% 1kg $57 2026-05-28 Buy
aablocks AA0036FK 2,4,6-Trimethyl benzoyldiphenyl phosphine oxide 98% 100g $12 2026-05-28 Buy
aablocks AA0036FK 2,4,6-Trimethyl benzoyldiphenyl phosphine oxide 98% 50g $8 2026-05-28 Buy
aablocks AA0036FK 2,4,6-Trimethyl benzoyldiphenyl phosphine oxide 98% 25g $5 2026-05-28 Buy
aablocks AA0036FK 2,4,6-Trimethyl benzoyldiphenyl phosphine oxide 98% 10g $4 2026-05-28 Buy
aablocks AA0036FK 2,4,6-Trimethyl benzoyldiphenyl phosphine oxide 98% 5g $3 2026-05-28 Buy
AK Scientific M333 Diphenyl (2,4,6-trimethylbenzoyl)phosphine oxide 98%(HPLC) 500g $247 2026-06-04 Buy
AK Scientific M333 Diphenyl (2,4,6-trimethylbenzoyl)phosphine oxide 98%(HPLC) 1kg $439 2026-06-04 Buy
AK Scientific J50081 Diphenyl(2,4,6-trimethylbenzoyl)phosphine Oxide 100g $100 2021-12-16 Buy
AK Scientific M333 Diphenyl (2,4,6-trimethylbenzoyl)phosphine oxide 98%(HPLC) 100g $70 2026-06-04 Buy
AK Scientific M333 Diphenyl (2,4,6-trimethylbenzoyl)phosphine oxide 98%(HPLC) 25g $30 2026-06-04 Buy
AK Scientific M333 Diphenyl (2,4,6-trimethylbenzoyl)phosphine oxide 98%(HPLC) 5g $18 2026-06-04 Buy
Ambeed A1490207 (Diphenylphosphoryl)(mesityl)methanone 99% 25g $12 2026-06-05 Buy
Ambeed A117380 (Diphenylphosphoryl)(mesityl)methanone 97% 100g $22 2026-06-05 Buy
Ambeed A1490207 (Diphenylphosphoryl)(mesityl)methanone 99% 100g $23 2026-06-05 Buy
Next Last

Properties

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 :n20/D 1.475(lit.)
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.
Cosmetics Ingredients Functions :NAIL SCULPTING
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
InChIKey :VFHVQBAGLAREND-UHFFFAOYSA-N
SMILES :Cc1cc(C)c(c(C)c1)C(=O)P(=O)(c2ccccc2)c3ccccc3
LogP :3.1 at 23℃
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

Symbol(GHS): Exclamation Mark (GHS07)Health Hazard (GHS08)Environment (GHS09)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
H411 Toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 2
Precautionary statements:
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.

Description

Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide is a photo initiator, used in many kinds of ink industries

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Suppliers and manufacturers

Chembridge International Corp.(Taipei/Dongguan/Nanjing) Jinan Rouse Industry Co., Ltd. Suzhou Suosen New Material Technology Co., Ltd. Wuhan Jushun Chemical Co., Ltd WISPO?Advanced?Materials?(Suzhou) Co., Ltd. Jiangsu Nengyue New Materials Technology Co., Ltd Jingzhou Yinjie Chemical Co., Ltd Hubei ZhengXingyuan Chemical Co., Ltd. Shanghai Boyle Chemical Co., Ltd. Tianjin Zhongxin Chemtech Co., Ltd.