Polysulfides, bis[3-(triethoxysilyl)propyl]

CAS 211519-85-6

Used in 1 industrial sector tracked by the EPA.

US production8.8M lb

Import value, 2024$6.1B

Import volume367.4K lb

Import dependency4%

Top sourceJapan 32%

Production is reported production, not a complete census of factories. 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 382499 · basket

EPA reports by year

2023: US production 8.8M lb · Imports 367.4K lb
2019: US production Confidential · Imports Confidential

These shares come from HS customs code 382499, which covers 206 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

JP 32%JapanKR 27%South KoreaDE 8%GermanyCA 6%CanadaCN 4%China

Liechtenstein
Indonesia
Chile
Ireland
Vietnam
Austria
Brazil
Colombia
Israel
Australia
United Arab Emirates
Bosnia and Herzegovina
Turkey
Denmark
South Africa
Philippines
Norway
Hungary
Czech Republic
El Salvador
New Zealand
Slovenia
Morocco
Monaco
Saudi Arabia
Finland
Argentina
Egypt
Oman
Portugal
Slovakia
Qatar
Ukraine
Lebanon
Estonia
Serbia
Costa Rica
Belarus
Hong Kong
Croatia
Luxembourg
Cambodia
Bulgaria
Greece
Uruguay
Romania
Tunisia
Peru
Zimbabwe
Dominican Republic
Georgia
Malta
Sri Lanka
Jamaica
Armenia

EPA-registered manufacturers (1)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Evonik

EPA-registered importers (4)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Continental Tire Holding Us

Nokian Tyres

Pirelli Tire

The Goodyear Tire & Rubber

Why It Matters

Sectors

Plastics & Rubber

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Industrial Uses

Used in 1 sector as 2 functional roles.

•Filler in Rubber Product ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
•Chemical reaction regulator in Rubber Product Manufacturing (100%)Processing—incorporation into article

Chemical Identity

CAS211519-85-6

PubChem CIDNot recorded

DTXSIDDTXSID90894379

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID90894379Retrieved 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

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Brief citations

Polysulfides, bis[3-(triethoxysilyl)propyl] (CAS 211519-85-6) https://chemicalindependence.com/chemical/211519-85-6/ EPA CompTox (DSSTox): DTXSID90894379. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID90894379 EPA Chemical Data Reporting: 211519-85-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 211519-85-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 382499 for CAS 211519-85-6. Reporting year: 2024. https://usatrade.census.gov/