1,3-Benzenedicarboxylic acid, polymer with 1,4-benzenedicarboxylic acid and 4,4'-(1-methylethylidene)bis[phenol]

CAS 26590-50-1

Companies reported imports and no US production of this chemical to EPA for 2019.

US productionZero

Import value, 2024$660M

Import volume44.1K lb

Import dependency100%

Top sourceGermany 17%

Production is reported production, not a complete census of factories. Production reporting year: 2019. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

1,3-Benzenedicarboxylic acid, polymer with 1,4-benzenedicarboxylic acid and 4,4'-(1-methylethylidene)bis[phenol] · US import value by year

2013: $337M · Peak 2022: $753M · 2024: $660M · 2025: $571M

Where It Comes From

Customs basis: HS 390799 · basket

EPA reports by year

2019: US production Zero · Imports 44.1K lb

These shares come from HS customs code 390799, which covers 18 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).

DE 17%GermanyTW 15%TaiwanCA 14%CanadaKR 12%South KoreaMX 7%Mexico

Portugal
Greece
Singapore
India
Turkey
Brazil
Poland
Sweden
Ireland
United Arab Emirates
Colombia
Vietnam
Norway
Czech Republic
Slovenia
Finland
Romania
Egypt
Costa Rica
Hungary
Lithuania
South Africa
El Salvador
Honduras
Denmark
Bulgaria
Pakistan
Georgia
Latvia
Australia

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.

Unitika America

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

Chemical Identity

CAS26590-50-1

PubChem CIDNot recorded

DTXSIDDTXSID701009543

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID701009543Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2019 · 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

1,3-Benzenedicarboxylic acid, polymer with 1,4-benzenedicarboxylic acid and 4,4'-(1-methylethylidene)bis[phenol] (CAS 26590-50-1) https://chemicalindependence.com/chemical/26590-50-1/ EPA CompTox (DSSTox): DTXSID701009543. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID701009543 EPA Chemical Data Reporting: 26590-50-1. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 26590-50-1. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 390799 for CAS 26590-50-1. Reporting year: 2024. https://usatrade.census.gov/