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Tridodecyl phosphite

CAS 3076-63-9

Used in 1 industrial sector tracked by the EPA.

Molecular structure of 3076-63-9
US production100.0K lb
Import volumeZero
Import dependency0%
Top sourceNo public record

Production is reported production, not a complete census of factories. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 292029 · basket

EPA reports by year
2023
US production 100.0K lb · Imports Zero
2019
US production Confidential · Imports Confidential

HS customs code 292029 covers 28 tracked chemicals in total. US Census does not break out this chemical's share, so the country-of-origin mix is not available. EPA CDR reports import dependency at the chemical level separately, shown above.

EPA-registered manufacturers (1)
Dover Chemical

Why It Matters

Sectors
Plastics & Rubber
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Industrial Uses

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

Chemical Identity

CAS3076-63-9
PubChem CID76495
DTXSIDDTXSID6051988
FormulaC36H75O3P
Mol. Weight587 g/mol
SMILESCCCCCCCCCCCCOP(OCCCCCCCCCCCC)OCCCCCCCCCCCC

Data Sources

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Brief citations

Tridodecyl phosphite (CAS 3076-63-9) https://chemicalindependence.com/chemical/3076-63-9/ EPA CompTox (DSSTox): DTXSID6051988. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID6051988 PubChem: 76495. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/76495 EPA Chemical Data Reporting: 3076-63-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 3076-63-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting