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Cyanic acid, C,C'-[1,3-phenylenebis[(1-methylethylidene)-4,1-phenylene]] ester

CAS 127667-44-1

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

Molecular structure of 127667-44-1
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

CAS127667-44-1
PubChem CIDNot recorded
DTXSIDDTXSID20905028
FormulaC26H24N2O2
Mol. Weight396.49 g/mol
SMILESCC(CC1=CC(CC(C)C2=CC=C(OC#N)C=C2)=CC=C1)C1=CC=C(OC#N)C=C1

Data Sources

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Brief citations

Cyanic acid, C,C'-[1,3-phenylenebis[(1-methylethylidene)-4,1-phenylene]] ester (CAS 127667-44-1) https://chemicalindependence.com/chemical/127667-44-1/ EPA TSCA Inventory: CAS 127667-44-1. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory