Fatty acids, montan-wax, ethylene esters

CAS 73138-45-1

EPA’s 2023 records show zero U.S. production of this chemical.

US productionZero

Import volumeCBI

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. Production reporting year: 2023.

Where It Comes From

EPA reports by year

2023: US production Zero · Imports Confidential
2019: US production Confidential · Imports Confidential

EPA-registered importers (5)

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

Huntsman

Lanxess

S.C. Johnson & Son

Why It Matters

Sectors

Metals & MiningPlastics & RubberConsumer Products

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

Used in 4 sectors as 3 functional roles.

•Lubricating agent in Plastics Material and Resin Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
•Lubricating agent in Plastics Product Manufacturing (30%)Processing—incorporation into article
•Lubricating agent in Other (10%)Use—non-incorporative activities
•Thickening agent in Wholesale and Retail Trade (100%)Processing—incorporation into formulation, mixture, or reaction product
•Viscosity modifiers in Plastics Material and Resin Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS73138-45-1

PubChem CIDNot recorded

DTXSIDDTXSID80892203

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID80892203Retrieved 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

Fatty acids, montan-wax, ethylene esters (CAS 73138-45-1) https://chemicalindependence.com/chemical/73138-45-1/ EPA CompTox (DSSTox): DTXSID80892203. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID80892203 EPA Chemical Data Reporting: 73138-45-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 73138-45-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting