Nickel, [ethanedioato(2-)-κO1,κO2]-

CAS 547-67-1

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

Molecular structure of 547-67-1 — 1 Ni²⁺

US productionCBI

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

Import value, 2024$11M

Top sourceSpain 45%

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 291711 · basket

EPA reports by year

2019: US production Confidential · Imports Confidential

These shares come from HS customs code 291711, which covers 29 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).

ES 45%SpainCN 25%ChinaIN 10%IndiaTW 6%TaiwanIT 6%Italy

Belgium
Switzerland
Japan

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.

Kraton

Why It Matters

Sectors

Metals & Mining

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

•Intermediate in Primary Metal ManufacturingProcessing as a reactant

Chemical Identity

CAS547-67-1

PubChem CID68354

DTXSIDDTXSID5060277

FormulaC2NiO4

Mol. Weight146.71 g/mol

SMILESC(=O)(C(=O)[O-])[O-].[Ni+2]

Data Sources

EPA CompTox (DSSTox) · DTXSID5060277Retrieved 2026-04-06
PubChem · compound 68354Retrieved 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

Nickel, [ethanedioato(2-)-κO1,κO2]- (CAS 547-67-1) https://chemicalindependence.com/chemical/547-67-1/ EPA CompTox (DSSTox): DTXSID5060277. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID5060277 PubChem: 68354. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/68354 EPA Chemical Data Reporting: 547-67-1. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 547-67-1. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 291711 for CAS 547-67-1. Reporting year: 2024. https://usatrade.census.gov/