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

U.S. production volumes are classified as confidential business information.

Molecular structure of 75980-60-8
US ProductionCBI
Import Value$598M
Top SourceChina 89%

The EPA did not publish how much of this chemical companies made or imported, or marked that amount confidential. Without that volume, ACID cannot calculate import dependency.

Where It Comes From

Customs basis: HS 293149 · basket

These shares come from HS customs code 293149, which covers 52 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
CN 89%ChinaIN 4%IndiaCA 3%CanadaDE 2%GermanyAR 1%Argentina
EPA-registered importers (10)
Domino Printing Sciences · GB United Kingdom
Fujifilm Holdings Japan · JP Japan
Rahn Ag · CH Switzerland
Aalborz Chemical
Chitec Technology
Show all 10
Domino Amjet
Electronics For Imaging
Fujifilm Holdings America
Hp
Rahn Usa

Why It Matters

Sectors
ConstructionPaints & CoatingsPaper & Printing
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 4 sectors as 5 functional roles.

  • •Polymerization promoter in Printing Ink Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
  • •Photosensitive agent in Printing and Related Support Activities (100%)Processing—incorporation into formulation, mixture, or reaction product
  • •Photosensitizers in Printing and Related Support Activities (100%)Processing—incorporation into formulation, mixture, or reaction product
  • •Paint additives and coating additives not described by other categories in Paint and Coating Manufacturing (40%)Processing—incorporation into formulation, mixture, or reaction product
  • •Paint additives and coating additives not described by other categories in Adhesive Manufacturing (5%)Processing—incorporation into formulation, mixture, or reaction product
  • •Paint additives and coating additives not described by other categories in Printing Ink Manufacturing (50%)Processing—incorporation into formulation, mixture, or reaction product
  • •Pigment in Printing Ink Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS75980-60-8
PubChem CID166480
DTXSIDDTXSID4052502
FormulaC22H21O2P
Mol. Weight348.4 g/mol
SMILESCC1=CC(=C(C(=C1)C)C(=O)P(=O)(C2=CC=CC=C2)C3=CC=CC=C3)C

Data Sources

DTXSID40525022026-04-06

https://doi.org/10.23645/epacomptox.5588566

Archive: data/sources/comptox/dsstox_identifiers.csv

1664802026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/166480/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/166480.json

75980-60-82026-04-24

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr.csv

CAS 75980-60-82026-04-25

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr_industrial.csv

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