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3,3'-Diaminobenzidine

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3,3'-Diaminobenzidine molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 7 grades and pack sizes of 3,3'-Diaminobenzidine (CAS 91-95-2). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS91-95-2
Molecular formulaC12H14N4
Molecular weight214.27 g/mol
IUPAC name4-(3,4-diaminophenyl)benzene-1,2-diamine
Synonyms3,3',4,4'-Tetraaminobiphenyl · 3,3',4,4'-Biphenyltetramine · 3,3',4,4'-Tetraaminodiphenyl · 3,3',4,4'-Diphenyltetramine · 3,3',4,4'-Tetraminobiphenyl · [1,1'-Biphenyl]-3,3',4,4'-tetramine
Safety & Hazards (GHS) Danger
Health hazard Health hazard
  • H341 Suspected of causing genetic defects
  • H350 May cause cancer

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma 3,3#-Diaminobenzidine, 98% D12384-1G
D12384-25G
D12384-5G		 Request Quote
Sigma 3,3'-DIAMINOBENZIDINE, >= 97% (HPLC) D8001-10G
D8001-1G
D8001-25G
D8001-5G		 Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.