1,3-Phenylenedi(4-aminophenyl ether)

CAS 2479-46-1

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

US productionZero

Import volumeCBI

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

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. Production reporting year: 2023.

Where It Comes From

EPA reports by year

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

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

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

•Intermediate in Plastics Material and Resin ManufacturingProcessing as a reactant

Vendor Pricing

$0.11/gAaron Chemicals LLC

CountryHong Kong

Pack$54.00 / 500 g

Purity98%

Vendors23 available

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

22 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$0.12	500 g	98%
A2B Chem LLC	United States	$0.12	1 kg	98%
AA BLOCKS	United States	$0.15	500 g	98%
Chemscene	United States	$0.17	1 kg	—
Angene International Limited	United States	$0.22	500 g	98%
Ambeed, Inc.	United States	$0.23	1 kg	98%
BLD Pharmatech GmbH	Germany	$0.23	500 g	98%
BLD Pharmatech Ltd.	China	$0.23	500 g	98%
BLD Pharmatech Co., Limited	United States	$0.25	500 g	98%
Combi-Blocks, Inc.	United States	$0.25	1 kg	97%
AstaTech, Inc	United States	$0.78	50 g	97%
AK Scientific, Inc.	United States	$3.20	5 g	98%
Sigma-Aldrich (Rush Stock)	Germany	$4.78	100 g	98%
Sigma-Aldrich	Germany	$4.78	100 g	98%
Labotest KG	Germany	$453.00	1000 mg	90%
ChemBridge Corporation	Kazakhstan	$1860.00	100 mg	90%
Maybridge, Ltd.	United Kingdom	$2414.30	100 mg	90%
Princeton BioMolecular Research (SC)	United States	$2900.00	100 mg	90%
Vitas M Chemical Limited	Hong Kong	$3170.00	100 mg	90%
ChemDiv, Inc.	United States	$4070.00	100 mg	90%
Angene	China → Hong Kong	$4266.67	30 mg	98%
TimTec, LLC (back-ordered)	United States	$32000.00	15 mg	94%

Chemical Identity

CAS2479-46-1

PubChem CID17201

DTXSIDDTXSID8051914

FormulaC18H16N2O2

Mol. Weight292.3 g/mol

SMILESC1=CC(=CC(=C1)OC2=CC=C(C=C2)N)OC3=CC=C(C=C3)N

Data Sources

EPA CompTox (DSSTox) · DTXSID8051914Retrieved 2026-04-06
PubChem · compound 17201Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04

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Brief citations

1,3-Phenylenedi(4-aminophenyl ether) (CAS 2479-46-1) https://chemicalindependence.com/chemical/2479-46-1/ EPA CompTox (DSSTox): DTXSID8051914. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID8051914 PubChem: 17201. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/17201 EPA Chemical Data Reporting: 2479-46-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 2479-46-1. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting