Residues, petroleum, vacuum

CAS 64741-56-6

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

US productionCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Top sourceNo public record

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.

Where It Comes From

EPA reports by year

2023: US production Confidential · Imports Confidential
2019: US production Confidential · Imports Confidential

EPA-registered manufacturers (36)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Cenovus Energy · CA Canada

Pdvsa Petroleos S A · VE Venezuela

Totalenergies Se · FR France

Calumet Refining

Cenovus U.S

Show all 36

Chalmette Refining

Chevron Richmond California Refinery

Chevron Usa

Chs

Cvr Energy

Deer Park Refining

Delek Us Holdings

Delta Air Lines

Ergon

ExxonMobil

Flint Hills Resources Pine Bend

Hf Sinclair

Hf Sinclair Parco Refining

International Waxes

Lima Refining

Lunday Thagard

Marathon Petroleum

Martin Resource Management

Martinez Refining

Par Hawaii Refining

Par Pacific Holdings

Pbf Holding

Pdv Holding

Phillips 66

Placid Refining

Suncor Energy Usa

The International Group

Totalenergies Holdings Usa

Trafigura Trading

Vertex Energy- Mobile Refinery

Wrb Refining

Domestic parents -- activity not disclosed (8)

EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.

Alm Holding

Flint Cps Inks North America

Koch Industries

Martinez Renewables

Show all 8

Shell

Shell Petroleum

Valero Energy

Why It Matters

Sectors

EnergyPaper & Printing

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Industrial Uses

Used in 3 sectors as 2 functional roles.

•Intermediate in Petroleum Refineries (100%)Processing—incorporation into formulation, mixture, or reaction product
•Binder in Printing Ink ManufacturingProcessing—repackaging
•Binder in Printing and Related Support ActivitiesProcessing—repackaging

Chemical Identity

CAS64741-56-6

PubChem CIDNot recorded

DTXSIDDTXSID7028142

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID7028142Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04

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Brief citations

Residues, petroleum, vacuum (CAS 64741-56-6) https://chemicalindependence.com/chemical/64741-56-6/ EPA CompTox (DSSTox): DTXSID7028142. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID7028142 EPA Chemical Data Reporting: 64741-56-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 64741-56-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting