2-Propenoic acid, 2-methyl-, 3-[1,3,3,3-tetramethyl-1-[(trimethylsilyl)oxy]-1-disiloxanyl]propyl ester
CAS 19309-90-1
EPA and Census publish no US supply data for this chemical.
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 unknownWhere 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
$20.20/gA2B Chem LLC (2 weeks)
CountryUnited States
Pack$1010.00 / 50 g
Purity98%
Vendors3 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
2 more vendors
| Vendor | Country Supplier country. Where available, shows shipping origin. When the supplier ships from a different country than where they are registered, both are shown. Most suppliers show registration country only. | $/g | Pack | Purity |
|---|---|---|---|---|
| AA BLOCKS (2 weeks) | United States | $20.72 | 50 g | 98% |
| Aaron Chemicals LLC | Hong Kong | $30.14 | 50 g | 98% |
Chemical Identity
CAS19309-90-1
PubChem CIDNot recorded
DTXSIDDTXSID10940983
FormulaC14H32O4Si3
Mol. Weight348.661 g/mol
SMILESCC(=C)C(=O)OCCC[Si](C)(O[Si](C)(C)C)O[Si](C)(C)C
Data Sources
- EPA TSCA InventoryRetrieved 2026-10-04
Brief citations
2-Propenoic acid, 2-methyl-, 3-[1,3,3,3-tetramethyl-1-[(trimethylsilyl)oxy]-1-disiloxanyl]propyl ester (CAS 19309-90-1) https://chemicalindependence.com/chemical/19309-90-1/ EPA TSCA Inventory: CAS 19309-90-1. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory