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1H-Phosphole, dihydro-1-methyl-, 1-oxide

CAS 31563-86-7

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

Molecular structure of 31563-86-7
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

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

CAS31563-86-7
PubChem CIDNot recorded
DTXSIDDTXSID80953540
FormulaC5H9OP
Mol. Weight116.1 g/mol
SMILESCP1(=O)CCC=C1

Data Sources

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Brief citations

1H-Phosphole, dihydro-1-methyl-, 1-oxide (CAS 31563-86-7) https://chemicalindependence.com/chemical/31563-86-7/ EPA TSCA Inventory: CAS 31563-86-7. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory