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Hypophosphoric acid

CAS 7803-60-3

EPA and Census publish no US supply data for this chemical.

Molecular structure of 7803-60-3
US productionNot reported
Top sourceNo public record

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

Where It Comes From

EPA and Census publish no US supply data for this chemical.

Why It Matters

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

Chemical Identity

CAS7803-60-3
PubChem CIDNot recorded
DTXSIDDTXSID0064886
FormulaH4O6P2
Mol. Weight161.974 g/mol
SMILESOP(O)(=O)P(O)(O)=O

Data Sources

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Brief citations

Hypophosphoric acid (CAS 7803-60-3) https://chemicalindependence.com/chemical/7803-60-3/ EPA TSCA Inventory: CAS 7803-60-3. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory