Sodium O,O'-di-sec-butyldithiophosphate

CAS 33619-92-0

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

Molecular structure of 33619-92-0 — 1 Na⁺

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 (2)

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

Syensqo Sa · BE Belgium

Solvay

Why It Matters

Sectors

Metals & Mining

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

•Flotation agent in Mining (except Oil and Gas) and support activities (100%)Use—non-incorporative activities

Chemical Identity

CAS33619-92-0

PubChem CID23681170

DTXSIDDTXSID90894036

FormulaC8H18NaO2PS2

Mol. Weight264.3 g/mol

SMILESCCC(C)OP(=S)(OC(C)CC)[S-].[Na+]

Data Sources

EPA CompTox (DSSTox) · DTXSID90894036Retrieved 2026-04-06
PubChem · compound 23681170Retrieved 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

Sodium O,O'-di-sec-butyldithiophosphate (CAS 33619-92-0) https://chemicalindependence.com/chemical/33619-92-0/ EPA CompTox (DSSTox): DTXSID90894036. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID90894036 PubChem: 23681170. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/23681170 EPA Chemical Data Reporting: 33619-92-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 33619-92-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting