1,6-Hexanediamine, 2,2,4(or 2,4,4)-trimethyl-

CAS 25513-64-8

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

US productionZero

Import value, 2024$119M

Import volumeCBI

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

Top sourceJapan 33%

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 292129 · basket

EPA reports by year

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

These shares come from HS customs code 292129, which covers 69 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 33%JapanCA 14%CanadaNL 10%NetherlandsSE 7%SwedenDE 7%Germany

United Arab Emirates
Czech Republic
Mexico
Malaysia
South Korea
Turkey
Norway
Australia
Ukraine
Russia
Spain
Latvia

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.

Huntsman

Why It Matters

Sectors

Paints & Coatings

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

•Intermediate in Paint and Coating Manufacturing (35%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS25513-64-8

PubChem CIDNot recorded

DTXSIDDTXSID00894683

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID00894683Retrieved 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

1,6-Hexanediamine, 2,2,4(or 2,4,4)-trimethyl- (CAS 25513-64-8) https://chemicalindependence.com/chemical/25513-64-8/ EPA CompTox (DSSTox): DTXSID00894683. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID00894683 EPA Chemical Data Reporting: 25513-64-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 25513-64-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 292129 for CAS 25513-64-8. Reporting year: 2024. https://usatrade.census.gov/