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Silacyclohexane, 1,1-dimethyl-

CAS 4040-74-8

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

Molecular structure of 4040-74-8
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

CAS4040-74-8
PubChem CIDNot recorded
DTXSIDDTXSID6063276
FormulaC7H16Si
Mol. Weight128.29 g/mol
SMILESC[Si]1(C)CCCCC1

Data Sources

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Brief citations

Silacyclohexane, 1,1-dimethyl- (CAS 4040-74-8) https://chemicalindependence.com/chemical/4040-74-8/ EPA TSCA Inventory: CAS 4040-74-8. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory