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Cupric citrate

CAS 866-82-0

1,2,3-Propanetricarboxylic acid, 2-hydroxy-, copper(2+) salt (1:2)

Molecular structure of 866-82-0
2 Cu²⁺
US productionNot reported
Import value, 2024$130M
Top sourceIsrael 39%

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

Why supply is unknown

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 291815 · basket

These shares come from HS customs code 291815, which covers 34 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IL 39%IsraelIN 14%IndiaDE 13%GermanyCN 10%ChinaIT 6%Italy

Why It Matters

No EPA sector or FDA product records name a use for this chemical.

Chemical Identity

CAS866-82-0
PubChem CIDNot recorded
DTXSIDDTXSID4058491
FormulaC6H4Cu2O7
Mol. Weight315.183 g/mol
SMILES[Cu++].[Cu++].[O-]C(=O)CC([O-])(CC([O-])=O)C([O-])=O

Data Sources

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Brief citations

Cupric citrate (CAS 866-82-0) https://chemicalindependence.com/chemical/866-82-0/ EPA TSCA Inventory: CAS 866-82-0. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 291815 for CAS 866-82-0. Reporting year: 2024. https://usatrade.census.gov/