3,3'-Diaminobenzidine

No U.S. production. America imports the entire domestic supply.

Molecular structure of 91-95-2
US ProductionZero
Import Value$84M
Import Volume140.7K lbs
Import Dependency100%
Top SourceJapan 31%
3,3'-Diaminobenzidine · US import value by year
$115M2013$96M2025

Where It Comes From

Customs basis: HS 292159 · basket

These shares come from HS customs code 292159, which covers 12 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
JP 31%JapanIN 26%IndiaCN 21%ChinaCH 13%SwitzerlandBE 4%Belgium
EPA-registered importers (1)
Pht International

Why It Matters

Sectors
Core Chemicals
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 1 sector as 1 functional role.

  • Intermediate in All Other Basic Organic Chemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.29/gFluorochem UK
CountryUnited Kingdom
Pack$7.15 / 25 g
Purity97%
Vendors19 available

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

18 more vendors
VendorCountry$/gPackPurity
Aaron Chemicals LLCHong Kong$0.48100 g
Angene ChemicalChina Hong Kong$0.50100 g99%
A2B Chem LLCUnited States$1.04500 g98%
AA BLOCKSUnited States$1.16500 g98%
Combi-Blocks, Inc.United States$1.46500 g95%
Ambeed, Inc.United States$1.46500 g98%
AK Scientific SpecializedUnited States$1.95100 g95%
AstaTech, IncUnited States$2.08100 g95%
AK Scientific, Inc.United States$2.68100 g98%
Angene International LimitedUnited States$3.35100 g95%
Apollo Scientific UKUnited Kingdom$4.0010 g
Sigma-Aldrich (Rush Stock)Germany$7.7925 g97%
Sigma-AldrichGermany$7.7925 g97%
ALFA AESARGermany$8.7825 g99%
Labotest KGGermany$453.001000 mg90%
ChemBridge CorporationKazakhstan$1860.00100 mg90%
AngeneChina Hong Kong$4266.6730 mg99%
TimTec, LLCUnited States$14666.6730 mg90%

Chemical Identity

CAS91-95-2
PubChem CID7071
DTXSIDDTXSID2036827
FormulaC12H14N4
Mol. Weight214.27 g/mol
SMILESC1=CC(=C(C=C1C2=CC(=C(C=C2)N)N)N)N

Data Sources

DTXSID20368272026-04-06

https://doi.org/10.23645/epacomptox.5588566

Archive: data/sources/comptox/dsstox_identifiers.csv

70712026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/7071/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/7071.json

91-95-22026-04-24

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr.csv

CAS 91-95-22026-04-25

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr_industrial.csv