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Phosphonic acid, P-ethenyl-, mono(trimethylsilyl) ester

CAS 178198-12-4

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

Molecular structure of 178198-12-4
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

CAS178198-12-4
PubChem CIDNot recorded
DTXSIDDTXSID101369674
FormulaC5H13O3PSi
Mol. Weight180.215 g/mol
SMILESC[Si](C)(C)OP(O)(=O)C=C

Data Sources

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Brief citations

Phosphonic acid, P-ethenyl-, mono(trimethylsilyl) ester (CAS 178198-12-4) https://chemicalindependence.com/chemical/178198-12-4/ EPA TSCA Inventory: CAS 178198-12-4. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory