Zinc, bis[O-(2-ethylhexyl) O-(2-methylpropyl) phosphorodithioato-κS,κS']-, (T-4)-

CAS 26566-95-0

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 2019 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: 2019.

Where It Comes From

EPA reports by year

2019: US production Confidential · Imports Confidential

Domestic parents -- activity not disclosed (1)

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

Why It Matters

Sectors

Energy

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

•Lubricating agent in Petroleum Lubricating Oil and Grease Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS26566-95-0

PubChem CID3084458

DTXSIDDTXSID3027906

FormulaC12H27O2PS2

Mol. Weight298.5 g/mol

SMILESCCCCC(CC)COP(=S)(OCC(C)C)S

Data Sources

EPA CompTox (DSSTox) · DTXSID3027906Retrieved 2026-04-06
PubChem · compound 3084458Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04

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Brief citations

Zinc, bis[O-(2-ethylhexyl) O-(2-methylpropyl) phosphorodithioato-κS,κS']-, (T-4)- (CAS 26566-95-0) https://chemicalindependence.com/chemical/26566-95-0/ EPA CompTox (DSSTox): DTXSID3027906. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID3027906 PubChem: 3084458. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/3084458 EPA Chemical Data Reporting: 26566-95-0. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 26566-95-0. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting