D & C Green No. 6

CAS 128-80-3

9,10-Anthracenedione, 1,4-bis[(4-methylphenyl)amino]-

Molecular structure of 128-80-3
US productionNot reported
Import value, 2024$43M
Top sourceJapan 29%

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

Why supply is unknown

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

Where It Comes From

Customs basis: HS 320411 · basket

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
JP 29%JapanMX 21%MexicoID 14%IndonesiaIN 13%IndiaCN 11%China

Why It Matters

No EPA sector or FDA product records name a use for this chemical.

Vendor Pricing

$0.21/gAaron Chemicals LLC
CountryHong Kong
Pack$103.00 / 500 g
Purity97%
Vendors19 available

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

Chemical Identity

CAS128-80-3
PubChem CIDNot recorded
DTXSIDDTXSID9044376
FormulaC28H22N2O2
Mol. Weight418.496 g/mol
SMILESCC1=CC=C(NC2=CC=C(NC3=CC=C(C)C=C3)C3=C2C(=O)C2=C(C=CC=C2)C3=O)C=C1

Data Sources

Brief citations

D & C Green No. 6 (CAS 128-80-3) https://chemicalindependence.com/chemical/128-80-3/ EPA TSCA Inventory: CAS 128-80-3. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 320411 for CAS 128-80-3. Reporting year: 2024. https://usatrade.census.gov/