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Diphosphoric acid, tin(2+) salt (1:2)

CAS 15578-26-4

Molecular structure of 15578-26-4
2 Sn²⁺
US productionNot reported
Import value, 2024$95M
Top sourceCanada 30%

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 283539 · basket

These shares come from HS customs code 283539, which covers 21 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CA 30%CanadaDE 19%GermanyMY 17%MalaysiaCN 13%ChinaIT 9%Italy

Why It Matters

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

Chemical Identity

CAS15578-26-4
PubChem CIDNot recorded
DTXSIDDTXSID30889643
FormulaO7P2Sn2
Mol. Weight411.361 g/mol
SMILES[Sn++].[Sn++].[O-]P([O-])(=O)OP([O-])([O-])=O

Data Sources

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Brief citations

Diphosphoric acid, tin(2+) salt (1:2) (CAS 15578-26-4) https://chemicalindependence.com/chemical/15578-26-4/ EPA TSCA Inventory: CAS 15578-26-4. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 283539 for CAS 15578-26-4. Reporting year: 2024. https://usatrade.census.gov/