Hexanoic acid, 3,5,5-trimethyl-, mixed tetraesters with 2-ethylhexanoic acid and pentaerythritol

CAS 205657-20-1

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.

Import volumeZero

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 Zero
2019: US production Confidential · Imports Zero

EPA-registered manufacturers (1)

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

Lanxess

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

CAS205657-20-1

PubChem CIDNot recorded

DTXSIDDTXSID501076140

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID501076140Retrieved 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

Hexanoic acid, 3,5,5-trimethyl-, mixed tetraesters with 2-ethylhexanoic acid and pentaerythritol (CAS 205657-20-1) https://chemicalindependence.com/chemical/205657-20-1/ EPA CompTox (DSSTox): DTXSID501076140. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID501076140 EPA Chemical Data Reporting: 205657-20-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 205657-20-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting