1,2-Benzenedicarboxylic acid, di-C8-10-alkyl esters

CAS 71662-46-9

EPA’s 2023 records show zero U.S. production of this chemical.

US productionZero

Import value, 2024$6.1B

Import volumeCBI

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

Top sourceJapan 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. 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 Zero · Imports Confidential
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

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.

Azelis Us Holdings

EPA-registered importers (1)

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

Dupont Specialty Products Usa

Why It Matters

Sectors

TransportationConstructionConsumer Products

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 3 sectors as 4 functional roles.

•Lubricating agent in Wholesale and Retail Trade (0%)Not Known or Reasonably Ascertainable
•Plasticizer in Adhesive ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
•Adhesives and sealant chemicals in Transportation Equipment Manufacturing (100%)Processing—incorporation into article
•Fillers in Adhesive Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS71662-46-9

PubChem CIDNot recorded

DTXSIDDTXSID10892135

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID10892135Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

1,2-Benzenedicarboxylic acid, di-C8-10-alkyl esters (CAS 71662-46-9) https://chemicalindependence.com/chemical/71662-46-9/ EPA CompTox (DSSTox): DTXSID10892135. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID10892135 EPA Chemical Data Reporting: 71662-46-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 71662-46-9. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 382499 for CAS 71662-46-9. Reporting year: 2024. https://usatrade.census.gov/