Nonylphenolphosphite(3:1)

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

Molecular structure of 26523-78-4
US ProductionCBI
Import Value$23M
Top SourceSingapore 52%

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 292029 · basket

These shares come from HS customs code 292029, which covers 17 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
SG 52%SingaporeTW 12%TaiwanIT 9%ItalyGB 7%United KingdomES 7%Spain
EPA-registered manufacturers (5)
Arlanxeo Holding Bv · NL Netherlands
Arlanxeo Usa
Icc Industries
Polyone
Si Group Usa (Usaa)
EPA-registered importers (6)
Ineos · IM Isle of Man
Mubadala Investment Co Pjsc (Mubadala) · AE United Arab Emirates
Ineos Styrolution America
Mitsubishi Corporation (Americas)
Nc Holdings Usa
Show all 6
The Dow Chemical

Why It Matters

Sectors
ConstructionMetals & MiningPlastics & Rubber
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 7 sectors as 5 functional roles.

  • Antioxidant in Synthetic Rubber Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
  • Stabilizing agent in Plastics Material and Resin Manufacturing (80%)Processing—incorporation into formulation, mixture, or reaction product
  • Stabilizing agent in Rubber Product Manufacturing (20%)Processing—incorporation into formulation, mixture, or reaction product
  • Antioxidant in Plastics Product Manufacturing (71%)Processing—incorporation into article
  • Antioxidant in Adhesive Manufacturing (0%)Processing—incorporation into formulation, mixture, or reaction product
  • Antioxidant in Custom Compounding of Purchased Resins (0%)Processing—incorporation into formulation, mixture, or reaction product
  • Antioxidant in Other (30%)Processing—repackaging
  • Fillers in Plastics Material and Resin Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
  • UV stabilizer in Plastics Material and Resin Manufacturing (90%)Processing—incorporation into formulation, mixture, or reaction product
  • Chemical reaction regulator in Plastics Material and Resin Manufacturing (10%)Processing—incorporation into formulation, mixture, or reaction product
  • Antioxidant in Plastics Material and Resin Manufacturing (90%)Processing—incorporation into formulation, mixture, or reaction product
  • UV stabilizer in Synthetic Rubber Manufacturing (10%)Processing—incorporation into formulation, mixture, or reaction product
  • Chemical reaction regulator in Synthetic Rubber Manufacturing (90%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.27/gAaron Chemicals LLC
CountryHong Kong
Pack$136.00 / 500 g
Purity95%
Vendors7 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

6 more vendors
VendorCountry$/gPackPurity
Angene ChemicalChina Hong Kong$0.30500 g95%
A2B Chem LLCUnited States$0.38500 g98%
Combi-Blocks, Inc.United States$0.38500 g98%
AA BLOCKSUnited States$0.44100 g97%
AstaTech (2 weeks)United States$48.001 g95%
AngeneChina Hong Kong$4266.6730 mg95%

Chemical Identity

CAS26523-78-4
PubChem CID76452
DTXSIDDTXSID8027903
FormulaC45H69O3P
Mol. Weight689 g/mol
SMILESCCCCCCCCCC1=CC=C(C=C1)OP(OC2=CC=C(C=C2)CCCCCCCCC)OC3=CC=C(C=C3)CCCCCCCCC

Data Sources

DTXSID80279032026-04-06

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

Archive: data/sources/comptox/dsstox_identifiers.csv

764522026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/76452/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/76452.json

26523-78-42026-04-24

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

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

CAS 26523-78-42026-04-25

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

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