N-(5-Methyl-2-hexyl)-N'-phenyl-p-phenylenediamine

CAS 3081-01-4

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$84M

Top sourceJapan 31%

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 292159 · basket

EPA reports by year

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

These shares come from HS customs code 292159, which covers 51 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 31%JapanIN 26%IndiaCN 21%ChinaCH 13%SwitzerlandBE 4%Belgium

United Kingdom
South Korea
Canada
Italy
Ukraine
Netherlands

Domestic parents -- activity not disclosed (2)

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

Eastman Chemical

Flexsys Holdings

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 3 sectors as 2 functional roles.

•Antioxidant in Rubber Product ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
•Chemical reaction regulator in Plastics Material and Resin Manufacturing (10%)Processing—incorporation into formulation, mixture, or reaction product
•Chemical reaction regulator in Synthetic Rubber Manufacturing (90%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$15.49/gMedChemExpress MCE

CountrySweden

Pack$387.20 / 25 g

Purity99.1%

Vendors2 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

1 more vendor

Vendor	Country	$/g	Pack	Purity
MedKoo Biosciences, Inc	United States	$34.00	25 g	98%

Chemical Identity

CAS3081-01-4

PubChem CID92190

DTXSIDDTXSID5027516

FormulaC19H26N2

Mol. Weight282.4 g/mol

SMILESCC(C)CCC(C)NC1=CC=C(C=C1)NC2=CC=CC=C2

Data Sources

EPA CompTox (DSSTox) · DTXSID5027516Retrieved 2026-04-06
PubChem · compound 92190Retrieved 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

N-(5-Methyl-2-hexyl)-N'-phenyl-p-phenylenediamine (CAS 3081-01-4) https://chemicalindependence.com/chemical/3081-01-4/ EPA CompTox (DSSTox): DTXSID5027516. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID5027516 PubChem: 92190. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/92190 EPA Chemical Data Reporting: 3081-01-4. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 3081-01-4. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 292159 for CAS 3081-01-4. Reporting year: 2024. https://usatrade.census.gov/