9,10-Anthracenedione, 1,4-diamino-2,3-diphenoxy-

CAS 6408-72-6

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

US productionZero

Import value, 2024$43M

Import volume4.0K lb

Import dependency100%

Top sourceJapan 29%

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.

9,10-Anthracenedione, 1,4-diamino-2,3-diphenoxy- · US import value by year

2013: $50M · Peak 2018: $87M · 2024: $43M · 2025: $40M

Where It Comes From

Customs basis: HS 320411 · basket

EPA reports by year

2019: US production Zero · Imports 4.0K lb

These shares come from HS customs code 320411, which covers 44 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 29%JapanMX 21%MexicoID 14%IndonesiaIN 13%IndiaCN 11%China

Canada
South Korea
Hong Kong
Italy
Netherlands
Denmark
Brazil
Belgium
Switzerland

EPA-registered importers (2)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Dai Nippon Printing · JP Japan

Dnp Imagingcomm America

Why It Matters

Sectors

Paper & Printing

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

•Dye in Printing and Related Support ActivitiesProcessing—incorporation into article

Vendor Pricing

$0.32/gAaron Chemicals LLC

CountryHong Kong

Pack$32.00 / 100 g

PurityNot recorded

Vendors6 available

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

5 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$0.36	100 g	—
A2B Chem LLC (2 weeks)	United States	$0.47	100 g	90%
AA BLOCKS (2 weeks)	United States	$0.53	100 g	90%
Angene	China → Hong Kong	$4266.67	30 mg	—
ChemDiv, Inc.	United States	$11300.00	10 mg	90%

Chemical Identity

CAS6408-72-6

PubChem CID80839

DTXSIDDTXSID1064320

FormulaC26H18N2O4

Mol. Weight422.4 g/mol

SMILESC1=CC=C(C=C1)OC2=C(C3=C(C(=C2OC4=CC=CC=C4)N)C(=O)C5=CC=CC=C5C3=O)N

Data Sources

EPA CompTox (DSSTox) · DTXSID1064320Retrieved 2026-04-06
PubChem · compound 80839Retrieved 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

9,10-Anthracenedione, 1,4-diamino-2,3-diphenoxy- (CAS 6408-72-6) https://chemicalindependence.com/chemical/6408-72-6/ EPA CompTox (DSSTox): DTXSID1064320. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID1064320 PubChem: 80839. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/80839 EPA Chemical Data Reporting: 6408-72-6. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 6408-72-6. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 320411 for CAS 6408-72-6. Reporting year: 2024. https://usatrade.census.gov/