Phosphoric acid, dibutyl ester, sodium salt

CAS 16298-74-1

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

Molecular structure of 16298-74-1 — 1 Na⁺

US productionCBI

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

Import volumeZero

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

2023: US production Not published · Imports Not published
2019: US production Confidential · Imports Zero

EPA-registered manufacturers (2)

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

Clariant International · CH Switzerland

Clariant

Why It Matters

Sectors

Core 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

•Corrosion inhibitor in All Other Chemical Product and Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS16298-74-1

PubChem CID23678411

DTXSIDDTXSID0066034

FormulaC8H18NaO4P

Mol. Weight232.19 g/mol

SMILESCCCCOP(=O)([O-])OCCCC.[Na+]

Data Sources

EPA CompTox (DSSTox) · DTXSID0066034Retrieved 2026-04-06
PubChem · compound 23678411Retrieved 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

Phosphoric acid, dibutyl ester, sodium salt (CAS 16298-74-1) https://chemicalindependence.com/chemical/16298-74-1/ EPA CompTox (DSSTox): DTXSID0066034. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID0066034 PubChem: 23678411. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/23678411 EPA Chemical Data Reporting: 16298-74-1. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 16298-74-1. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting