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2-Propenoic acid, 2-methyl-, aluminum salt (3:1)

CAS 21828-44-4

Molecular structure of 21828-44-4
1 Al³⁺
US productionNot reported
Import value, 2024$26M
Top sourceSouth Korea 54%

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 291613 · basket

These shares come from HS customs code 291613, which covers 11 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
KR 54%South KoreaJP 33%JapanMY 6%MalaysiaDE 5%GermanyIN 2%India

Why It Matters

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

Chemical Identity

CAS21828-44-4
PubChem CIDNot recorded
DTXSIDDTXSID10890792
FormulaC12H15AlO6
Mol. Weight282.228 g/mol
SMILES[Al+3].CC(=C)C([O-])=O.CC(=C)C([O-])=O.CC(=C)C([O-])=O

Data Sources

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Brief citations

2-Propenoic acid, 2-methyl-, aluminum salt (3:1) (CAS 21828-44-4) https://chemicalindependence.com/chemical/21828-44-4/ EPA TSCA Inventory: CAS 21828-44-4. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 291613 for CAS 21828-44-4. Reporting year: 2024. https://usatrade.census.gov/