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Thiopyrylium, 4-[4-(dimethylamino)phenyl]-2-(4-ethoxyphenyl)-6-phenyl-, tetrafluoroborate(1-) (1:1)

CAS 38643-74-2

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

Molecular structure of 38643-74-2
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

CAS38643-74-2
PubChem CIDNot recorded
DTXSIDDTXSID401369297
FormulaC27H26BF4NOS
Mol. Weight499.37 g/mol
SMILESF[B-](F)(F)F.CCOC1=CC=C(C=C1)C1=[S+]C(=CC(=C1)C1=CC=C(C=C1)N(C)C)C1=CC=CC=C1

Data Sources

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Brief citations

Thiopyrylium, 4-[4-(dimethylamino)phenyl]-2-(4-ethoxyphenyl)-6-phenyl-, tetrafluoroborate(1-) (1:1) (CAS 38643-74-2) https://chemicalindependence.com/chemical/38643-74-2/ EPA TSCA Inventory: CAS 38643-74-2. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory