2-Butenedioic acid (2Z)-, 1,4-dibutyl ester, polymer with 1-ethenyl-2-pyrrolidinone
CAS 40544-68-1
EPA and Census publish no US supply data for this chemical.
US productionNot reported
Top sourceNo public record
EPA exempts this chemical from its production survey.
Why supply is unknownWhere 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
CAS40544-68-1
PubChem CIDNot recorded
DTXSIDDTXSID201011814
FormulaNot recorded
Mol. WeightNot recorded
SMILESNot recorded
Data Sources
- EPA TSCA InventoryRetrieved 2026-10-04
Brief citations
2-Butenedioic acid (2Z)-, 1,4-dibutyl ester, polymer with 1-ethenyl-2-pyrrolidinone (CAS 40544-68-1) https://chemicalindependence.com/chemical/40544-68-1/ EPA TSCA Inventory: CAS 40544-68-1. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory