Pentene, 2,4,4-trimethyl-, sulfurized

CAS 68515-88-8

U.S. production volumes are classified as confidential business information.

US productionCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Import value, 2024$656M

Top sourceItaly 32%

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

Production 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 381121, 381129 · basket

EPA reports by year

2023: US production Confidential · Imports Confidential
2019: US production Confidential · Imports Confidential

These shares come from HS customs code 381121, 381129, which covers 31 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).

IT 32%ItalyCA 20%CanadaMX 16%MexicoJP 6%JapanSG 5%Singapore

Netherlands
Brazil
Spain
United Kingdom
Slovakia
Taiwan
Switzerland
United Arab Emirates
Austria
Denmark
Argentina
Colombia
Ukraine
Malaysia
South Africa
Poland
Hungary
Egypt
Lithuania
Australia
Sweden
Latvia
Turkey

Domestic parents -- activity not disclosed (1)

EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.

Chevron

EPA-registered importers (2)

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

Lanxess

Textile Rubber & Chemical

Why It Matters

Sectors

EnergyConstruction

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 2 sectors as 3 functional roles.

•Adhesion/cohesion promoter in Asphalt Paving, Roofing, and Coating Materials Manufacturing (60%)Processing—incorporation into formulation, mixture, or reaction product
•Lubricating agent in Petroleum Lubricating Oil and Grease Manufacturing (10%)Processing as a reactant
•Pigment in Petroleum Lubricating Oil and Grease Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS68515-88-8

PubChem CIDNot recorded

DTXSIDDTXSID5028669

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID5028669Retrieved 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

Pentene, 2,4,4-trimethyl-, sulfurized (CAS 68515-88-8) https://chemicalindependence.com/chemical/68515-88-8/ EPA CompTox (DSSTox): DTXSID5028669. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID5028669 EPA Chemical Data Reporting: 68515-88-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 68515-88-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 381121,381129 for CAS 68515-88-8. Reporting year: 2024. https://usatrade.census.gov/