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1-Butyl-1-methylpyrrolidinium bis(trifluoromethanesulfonyl)imide

CAS 223437-11-4

Pyrrolidinium, 1-butyl-1-methyl-, salt with 1,1,1-trifluoro-N-[(trifluoromethyl)sulfonyl]methanesulfonamide (1:1)

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

Molecular structure of 223437-11-4
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

CAS223437-11-4
PubChem CIDNot recorded
DTXSIDDTXSID9047968
FormulaC11H20F6N2O4S2
Mol. Weight422.4 g/mol
SMILESCCCC[N+]1(C)CCCC1.FC(F)(F)S(=O)(=O)[N-]S(=O)(=O)C(F)(F)F

Data Sources

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Brief citations

1-Butyl-1-methylpyrrolidinium bis(trifluoromethanesulfonyl)imide (CAS 223437-11-4) https://chemicalindependence.com/chemical/223437-11-4/ EPA TSCA Inventory: CAS 223437-11-4. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory