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Disiloxane, 1,1,3,3-tetramethyl-1,3-bis[2-(7-oxabicyclo[4.1.0]hept-3-yl)ethyl]-

CAS 18724-32-8

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

Molecular structure of 18724-32-8
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

CAS18724-32-8
PubChem CIDNot recorded
DTXSIDDTXSID70885068
FormulaC20H38O3Si2
Mol. Weight382.691 g/mol
SMILESC[Si](C)(CCC1CCC2OC2C1)O[Si](C)(C)CCC1CCC2OC2C1

Data Sources

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Brief citations

Disiloxane, 1,1,3,3-tetramethyl-1,3-bis[2-(7-oxabicyclo[4.1.0]hept-3-yl)ethyl]- (CAS 18724-32-8) https://chemicalindependence.com/chemical/18724-32-8/ EPA TSCA Inventory: CAS 18724-32-8. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory