Phosphorodithioic acid, O,O-bis(methylphenyl) ester, ammonium salt (1:1)

CAS 58373-83-4

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

Molecular structure of 58373-83-4 — 1 NH₄⁺

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

EPA-registered importers (1)

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

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

•Solids separation agents in Mining (except Oil and Gas) and support activities (100%)Use—non-incorporative activities

Chemical Identity

CAS58373-83-4

PubChem CID162856

DTXSIDDTXSID10894710

FormulaC14H18NO2PS2

Mol. Weight327.4 g/mol

SMILESCC1=CC=CC=C1OP(=S)(OC2=CC=CC=C2C)[S-].[NH4+]

Data Sources

EPA CompTox (DSSTox) · DTXSID10894710Retrieved 2026-04-06
PubChem · compound 162856Retrieved 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

Phosphorodithioic acid, O,O-bis(methylphenyl) ester, ammonium salt (1:1) (CAS 58373-83-4) https://chemicalindependence.com/chemical/58373-83-4/ EPA CompTox (DSSTox): DTXSID10894710. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID10894710 PubChem: 162856. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/162856 EPA Chemical Data Reporting: 58373-83-4. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 58373-83-4. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting