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2-Butenedioic acid (2E)-, polymer with 2,2'-oxybis[ethanol] and 3a,4,7,7a-tetrahydro-1,3-isobenzofurandione

CAS 28652-44-0

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

Molecular structure of 28652-44-0
US productionNot reported
Top sourceNo public record

EPA exempts this chemical from its production survey.

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

CAS28652-44-0
PubChem CIDNot recorded
DTXSIDDTXSID101086820
FormulaNot recorded
Mol. WeightNot recorded
SMILESNot recorded

Data Sources

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Brief citations

2-Butenedioic acid (2E)-, polymer with 2,2'-oxybis[ethanol] and 3a,4,7,7a-tetrahydro-1,3-isobenzofurandione (CAS 28652-44-0) https://chemicalindependence.com/chemical/28652-44-0/ EPA TSCA Inventory: CAS 28652-44-0. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory