Cyclotetrasiloxane, 2,4,6,8-tetramethyl-2,4,6,8-tetrakis(3,3,3-trifluoropropyl)-

CAS 429-67-4

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

Molecular structure of 429-67-4
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.

Vendor Pricing

$36.60/gAA BLOCKS (1 week)
CountryUnited States
Pack$183.00 / 5 g
PurityNot recorded
Vendors3 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

Chemical Identity

CAS429-67-4
PubChem CIDNot recorded
DTXSIDDTXSID7059985
FormulaC16H28F12O4Si4
Mol. Weight624.717 g/mol
SMILESC[Si]1(CCC(F)(F)F)O[Si](C)(CCC(F)(F)F)O[Si](C)(CCC(F)(F)F)O[Si](C)(CCC(F)(F)F)O1

Data Sources

Brief citations

Cyclotetrasiloxane, 2,4,6,8-tetramethyl-2,4,6,8-tetrakis(3,3,3-trifluoropropyl)- (CAS 429-67-4) https://chemicalindependence.com/chemical/429-67-4/ EPA TSCA Inventory: CAS 429-67-4. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory