3-(Triethoxysilyl)propane-1-thiol
CAS 14814-09-6
U.S. production volumes are classified as confidential business information.
At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.
Why supply is unknownProduction is reported production, not a complete census of factories. US production volume is confidential. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.
Where It Comes From
Customs basis: HS 293090 · basket
- 2023
- US production Confidential · Imports Confidential
- 2019
- US production Zero · Imports 44.5K lb
These shares come from HS customs code 293090, which covers 418 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.
- Israel
- Croatia
- Ukraine
- Slovakia
- United Arab Emirates
- Ireland
- Poland
- Lithuania
- Brazil
- Singapore
- Australia
- Armenia
- Hong Kong
- Vietnam
- Czech Republic
- Hungary
- Greece
- Russia
Why It Matters
Industrial Uses
Used in 4 sectors as 3 functional roles.
- •Adhesion/cohesion promoter in Rubber Product Manufacturing (50%)Processing—incorporation into article
- •Intermediate in All Other Chemical Product and Preparation Manufacturing (50%)Processing as a reactant
- •Monomers in Adhesive Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Adhesion/cohesion promoter in Synthetic Rubber ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
Vendor Pricing
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
8 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 |
|---|---|---|---|---|
| Manchester Organics | United Kingdom | $0.07 | 500 g | 97% |
| Angene Chemical | China → Hong Kong | $0.08 | 500 g | — |
| Fluorochem UK | United Kingdom | $0.24 | 500 g | 97% |
| A2B Chem LLC | United States | $0.30 | 500 g | 95% |
| AA BLOCKS | United States | $0.38 | 500 g | 96% |
| Ambeed, Inc. | United States | $0.48 | 100 g | 96% |
| Angene International Limited | United States | $1.16 | 500 g | 95% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | — |
Chemical Identity
Data Sources
- EPA CompTox (DSSTox) · DTXSID7044479Retrieved 2026-04-06
- PubChem · compound 84658Retrieved 2026-04-06
- EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
- EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
- US Census international tradeReporting year: 2024 · Retrieved 2026-10-04
Brief citations
3-(Triethoxysilyl)propane-1-thiol (CAS 14814-09-6) https://chemicalindependence.com/chemical/14814-09-6/ EPA CompTox (DSSTox): DTXSID7044479. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID7044479 PubChem: 84658. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/84658 EPA Chemical Data Reporting: 14814-09-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 14814-09-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 293090 for CAS 14814-09-6. Reporting year: 2024. https://usatrade.census.gov/