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1-Phenylacetone

CAS 103-79-7

2-Propanone, 1-phenyl-

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

Molecular structure of 103-79-7
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

Customs basis: HS 291431 · exact

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

CAS103-79-7
PubChem CIDNot recorded
DTXSIDDTXSID1059280
FormulaC9H10O
Mol. Weight134.178 g/mol
SMILESCC(=O)CC1=CC=CC=C1

Data Sources

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Brief citations

1-Phenylacetone (CAS 103-79-7) https://chemicalindependence.com/chemical/103-79-7/ EPA TSCA Inventory: CAS 103-79-7. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory