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1,3-Benzenediamine, 4,4'-[(4-methyl-1,3-phenylene)bis(2,1-diazenediyl)]bis[6-methyl-, hydrochloride (1:2)

CAS 5421-66-9

Molecular structure of 5421-66-9
2 HCl
US productionNot reported
Import value, 2024$50M
Top sourceIndonesia 23%

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 292700 · basket

These shares come from HS customs code 292700, which covers 89 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
ID 23%IndonesiaJP 18%JapanMX 16%MexicoCN 13%ChinaKR 8%South Korea

Why It Matters

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

Vendor Pricing

$0.03/gAaron Chemicals LLC
CountryHong Kong
Pack$14.00 / 500 g
PurityNot recorded
Vendors2 available

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

1 more vendor
VendorCountry$/gPackPurity
AA BLOCKSUnited States$0.22100 g—

Chemical Identity

CAS5421-66-9
PubChem CIDNot recorded
DTXSIDDTXSID5063861
FormulaC21H26Cl2N8
Mol. Weight461.4 g/mol
SMILESCl.Cl.CC1=CC(N=NC2=CC(N=NC3=CC(C)=C(N)C=C3N)=C(C)C=C2)=C(N)C=C1N

Data Sources

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Brief citations

1,3-Benzenediamine, 4,4'-[(4-methyl-1,3-phenylene)bis(2,1-diazenediyl)]bis[6-methyl-, hydrochloride (1:2) (CAS 5421-66-9) https://chemicalindependence.com/chemical/5421-66-9/ EPA TSCA Inventory: CAS 5421-66-9. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 292700 for CAS 5421-66-9. Reporting year: 2024. https://usatrade.census.gov/