Phenol, 2-(1,1-dimethylethyl)-6-methyl-4-[3-[[2,4,8,10-tetrakis(1,1-dimethylethyl)dibenzo[d,f][1,3,2]dioxaphosphepin-6-yl]oxy]propyl]-

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

Molecular structure of 203255-81-6
US ProductionCBI

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

EPA-registered importers (2)
Sumitomo Chemical · JP Japan
Sumitomo Chemical America

Why It Matters

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

Industrial Uses

Used in 2 sectors as 1 functional role.

  • •Antioxidant in Plastics Product Manufacturing (100%)Processing—incorporation into article
  • •Antioxidant in Plastics Material and Resin Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS203255-81-6
PubChem CID6850823
DTXSIDDTXSID60870221
FormulaC42H61O4P
Mol. Weight660.9 g/mol
SMILESCC1=CC(=CC(=C1O)C(C)(C)C)CCCOP2OC3=C(C=C(C=C3C(C)(C)C)C(C)(C)C)C4=C(O2)C(=CC(=C4)C(C)(C)C)C(C)(C)C

Data Sources

DTXSID608702212026-04-06

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

Archive: data/sources/comptox/dsstox_identifiers.csv

68508232026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/6850823/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/6850823.json

203255-81-62026-04-24

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

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

CAS 203255-81-62026-04-25

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

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

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