Phosphonic acid dibutyl ester reaction products with 2-(octylthio)ethanol

CAS 1041187-44-3

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 importers (3)

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

Italmatch Chemicals Spa · IT Italy

Hollyfrontier Lsp Us Holding

Italmatch Usa

Why It Matters

Sectors

EnergyCore Chemicals

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.

•Lubricating agent in All Other Chemical Product and Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
•Lubricating agent in Petroleum Lubricating Oil and Grease Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
•Anti-scaling agent in Oil and Gas Drilling, Extraction, and Support activities (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS1041187-44-3

PubChem CIDNot recorded

DTXSIDDTXSID301343351

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID301343351Retrieved 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

Phosphonic acid dibutyl ester reaction products with 2-(octylthio)ethanol (CAS 1041187-44-3) https://chemicalindependence.com/chemical/1041187-44-3/ EPA CompTox (DSSTox): DTXSID301343351. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID301343351 EPA Chemical Data Reporting: 1041187-44-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 1041187-44-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting