Zinc palmitate

CAS 4991-47-3

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

Molecular structure of 4991-47-3 — 1 Zn²⁺

US productionCBI

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

Import value, 2024$114M

Top sourceIndonesia 27%

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. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 291570 · basket

EPA reports by year

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

These shares come from HS customs code 291570, which covers 96 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

ID 27%IndonesiaMY 25%MalaysiaSG 12%SingaporeIN 10%IndiaIT 6%Italy

United Kingdom
Colombia
Argentina
Vietnam
Peru
Brazil
Sweden
Denmark
Switzerland

EPA-registered importers (2)

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

Basf Se · DE Germany

Basf

Why It Matters

Sectors

Plastics & Rubber

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 2 sectors as 2 functional roles.

•Lubricating agent in Plastics Material and Resin Manufacturing (0%)Processing—incorporation into article
•Surface modifier in Plastics Product ManufacturingProcessing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS4991-47-3

PubChem CID9829659

DTXSIDDTXSID8063670

FormulaC32H62O4Zn

Mol. Weight576.2 g/mol

SMILESCCCCCCCCCCCCCCCC(=O)[O-].CCCCCCCCCCCCCCCC(=O)[O-].[Zn+2]

Data Sources

EPA CompTox (DSSTox) · DTXSID8063670Retrieved 2026-04-06
PubChem · compound 9829659Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Zinc palmitate (CAS 4991-47-3) https://chemicalindependence.com/chemical/4991-47-3/ EPA CompTox (DSSTox): DTXSID8063670. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID8063670 PubChem: 9829659. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/9829659 EPA Chemical Data Reporting: 4991-47-3. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 4991-47-3. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 291570 for CAS 4991-47-3. Reporting year: 2024. https://usatrade.census.gov/