Residues, petroleum, steam-cracked

CAS 64742-90-1

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

Molecular structure of 64742-90-1
US productionCBI
Import value, 2024$31.2B
Top sourceCanada 26%

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

Production is reported production, not a complete census of factories. US production volume is confidential. 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 271019 · basket

EPA reports by year
2023
US production Confidential · Imports Confidential
2019
US production Confidential · Imports Confidential

These shares come from HS customs code 271019, which covers 156 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CA 26%CanadaMX 13%MexicoKR 11%South KoreaSG 6%SingaporeIQ 6%Iraq
EPA-registered manufacturers (4)
Dow Chemical
Gulf Coast Growth Ventures
Lotte Chemical Usa
Lyondell Chemical
Domestic parents -- activity not disclosed (2)
Eastman Chemical
ExxonMobil
EPA-registered importers (1)
Rain Cii Carbon

Why It Matters

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

Industrial Uses

Used in 3 sectors as 3 functional roles.

  • •Sealant (barrier) in Asphalt Paving, Roofing, and Coating Materials ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
  • •Fuel in Utilities (100%)Processing as a reactant
  • •Intermediate in Petrochemical Manufacturing (100%)Processing as a reactant

Chemical Identity

CAS64742-90-1
PubChem CIDNot recorded
DTXSIDDTXSID5028247
FormulaNot recorded
Mol. WeightNot recorded
SMILESNot recorded

Data Sources

Brief citations

Residues, petroleum, steam-cracked (CAS 64742-90-1) https://chemicalindependence.com/chemical/64742-90-1/ EPA CompTox (DSSTox): DTXSID5028247. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID5028247 EPA Chemical Data Reporting: 64742-90-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 64742-90-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 271019 for CAS 64742-90-1. Reporting year: 2024. https://usatrade.census.gov/