Fatty acids, C16 and C18-unsatd., Me esters, chlorinated

CAS 1642303-17-0

Used in 6 industrial sectors tracked by the EPA.

US production1 lb

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 1 lb · Imports Confidential
2019: US production Confidential · Imports Confidential

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.

Dover Chemical

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.

Icc Industries

Why It Matters

Sectors

EnergyConstructionPlastics & RubberTextilesPaints & CoatingsCore 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

Used in 8 sectors as 3 functional roles.

•Heat stabilizer in Plastics Material and Resin Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
•Heat stabilizer in Plastics Product Manufacturing (100%)Processing—incorporation into article
•Flame retardant in Plastics Product Manufacturing (10%)Processing—incorporation into formulation, mixture, or reaction product
•Flame retardant in Paint and Coating Manufacturing (1%)Processing—incorporation into formulation, mixture, or reaction product
•Flame retardant in Adhesive Manufacturing (9%)Processing—incorporation into formulation, mixture, or reaction product
•Flame retardant in Rubber Product Manufacturing (37%)Processing—incorporation into formulation, mixture, or reaction product
•Flame retardant in Textiles, apparel, and leather manufacturing (1%)Processing—incorporation into formulation, mixture, or reaction product
•Lubricating agent in Petroleum Lubricating Oil and Grease Manufacturing (40%)Processing—incorporation into formulation, mixture, or reaction product
•Flame retardant in All Other Chemical Product and Preparation Manufacturing (2%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS1642303-17-0

PubChem CIDNot recorded

DTXSIDDTXSID601023013

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID601023013Retrieved 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, C16 and C18-unsatd., Me esters, chlorinated (CAS 1642303-17-0) https://chemicalindependence.com/chemical/1642303-17-0/ EPA CompTox (DSSTox): DTXSID601023013. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID601023013 EPA Chemical Data Reporting: 1642303-17-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 1642303-17-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting