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Isocyanic acid, polymethylenepolyphenylene ester, polymers with hydroxy-terminated polybutadiene

CAS 68442-03-5

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

Molecular structure of 68442-03-5
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

CAS68442-03-5
PubChem CIDNot recorded
DTXSIDDTXSID8098499
FormulaNot recorded
Mol. WeightNot recorded
SMILESNot recorded

Data Sources

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Brief citations

Isocyanic acid, polymethylenepolyphenylene ester, polymers with hydroxy-terminated polybutadiene (CAS 68442-03-5) https://chemicalindependence.com/chemical/68442-03-5/ EPA TSCA Inventory: CAS 68442-03-5. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory