Zinc dioleate

CAS 557-07-3

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

Molecular structure of 557-07-3 — 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$10M

Top sourceIndia 25%

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

Where It Comes From

Customs basis: HS 291615 · basket

EPA reports by year

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

These shares come from HS customs code 291615, which covers 71 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).

IN 25%IndiaIT 19%ItalyID 15%IndonesiaDE 8%GermanyCN 8%China

Canada
Belgium
Sweden
Netherlands
Israel
Spain

Domestic parents -- activity not disclosed (1)

EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.

Polymer Additves

Why It Matters

Sectors

EnergyPlastics & 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.

•Heat stabilizer in Plastics Product ManufacturingProcessing—incorporation into article
•Lubricating agent in Petroleum Lubricating Oil and Grease Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.22/gAaron Chemicals LLC

CountryHong Kong

Pack$108.00 / 500 g

Purity98%

Vendors2 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

1 more vendor

Vendor	Country	$/g	Pack	Purity
AA BLOCKS	United States	$0.42	100 g	98%

Chemical Identity

CAS557-07-3

PubChem CID6436086

DTXSIDDTXSID4060317

FormulaC36H66O4Zn

Mol. Weight628.3 g/mol

SMILESCCCCCCCCC=CCCCCCCCC(=O)[O-].CCCCCCCCC=CCCCCCCCC(=O)[O-].[Zn+2]

Data Sources

EPA CompTox (DSSTox) · DTXSID4060317Retrieved 2026-04-06
PubChem · compound 6436086Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Zinc dioleate (CAS 557-07-3) https://chemicalindependence.com/chemical/557-07-3/ EPA CompTox (DSSTox): DTXSID4060317. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID4060317 PubChem: 6436086. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/6436086 EPA Chemical Data Reporting: 557-07-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 557-07-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 291615 for CAS 557-07-3. Reporting year: 2024. https://usatrade.census.gov/