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Tris(1-methylethyl)-1,1'-biphenyl

CAS 29225-91-0

Used in 2 industrial sectors tracked by the EPA.

Molecular structure of 29225-91-0
US production97.0K 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 290290 · basket

EPA reports by year
2023
US production 97.0K lb · Imports Zero
2019
US production 97.5K lb · Imports Zero

HS customs code 290290 covers 171 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)
Nippon Chemical Texas

Why It Matters

Sectors
AgricultureCore Chemicals
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 2 sectors as 2 functional roles.

  • •Soil amendments (fertilizers) in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (30%)Processing—incorporation into formulation, mixture, or reaction product
  • •Heat transferring agent in All Other Chemical Product and Preparation Manufacturing (70%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS29225-91-0
PubChem CID3034466
DTXSIDDTXSID80892127
FormulaC21H28
Mol. Weight280.4 g/mol
SMILESCC(C)C1=C(C(=C(C=C1)C2=CC=CC=C2)C(C)C)C(C)C

Data Sources

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Brief citations

Tris(1-methylethyl)-1,1'-biphenyl (CAS 29225-91-0) https://chemicalindependence.com/chemical/29225-91-0/ EPA CompTox (DSSTox): DTXSID80892127. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID80892127 PubChem: 3034466. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/3034466 EPA Chemical Data Reporting: 29225-91-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 29225-91-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting