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Phosphonium, tetrabutyl-, acetate, compd. with acetic acid (1:1)

CAS 17786-43-5

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

Molecular structure of 17786-43-5
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

CAS17786-43-5
PubChem CIDNot recorded
DTXSIDDTXSID40884987
FormulaC20H43O4P
Mol. Weight378.534 g/mol
SMILESCC(O)=O.CC([O-])=O.CCCC[P+](CCCC)(CCCC)CCCC

Data Sources

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Brief citations

Phosphonium, tetrabutyl-, acetate, compd. with acetic acid (1:1) (CAS 17786-43-5) https://chemicalindependence.com/chemical/17786-43-5/ EPA TSCA Inventory: CAS 17786-43-5. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory