1,2-Benzenedicarboxylic acid, 3,4,5,6-tetrachloro-, 1,2-bis(2-ethylhexyl) ester

CAS 34832-88-7

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 volumeZero

Top sourceNo public record

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.

Where It Comes From

EPA reports by year

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

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.

Teknor Apex- Haywood

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 2 sectors as 1 functional role.

•Plasticizer in Plastics Product ManufacturingProcessing—incorporation into article
•Plasticizer in Custom Compounding of Purchased ResinsProcessing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS34832-88-7

PubChem CID118190

DTXSIDDTXSID40865736

FormulaC24H34Cl4O4

Mol. Weight528.3 g/mol

SMILESCCCCC(CC)COC(=O)C1=C(C(=C(C(=C1Cl)Cl)Cl)Cl)C(=O)OCC(CC)CCCC

Data Sources

EPA CompTox (DSSTox) · DTXSID40865736Retrieved 2026-04-06
PubChem · compound 118190Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04

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Brief citations

1,2-Benzenedicarboxylic acid, 3,4,5,6-tetrachloro-, 1,2-bis(2-ethylhexyl) ester (CAS 34832-88-7) https://chemicalindependence.com/chemical/34832-88-7/ EPA CompTox (DSSTox): DTXSID40865736. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID40865736 PubChem: 118190. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/118190 EPA Chemical Data Reporting: 34832-88-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 34832-88-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting