MilliporeSigma
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D12384

Sigma-Aldrich

3,3′-Diaminobenzidine

98%

Synonym(s):
3,3′,4,4′-Biphenyltetramine, 3,3′,4,4′-Tetraaminobiphenyl, DAB
Linear Formula:
(NH2)2C6H3C6H3(NH2)2
CAS Number:
Molecular Weight:
214.27
Beilstein:
1212988
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

98%

form

powder

mp

175-177 °C (lit.)

SMILES string

NC1=C(N)C=CC(C2=CC(N)=C(N)C=C2)=C1

InChI

1S/C12H14N4/c13-9-3-1-7(5-11(9)15)8-2-4-10(14)12(16)6-8/h1-6H,13-16H2

InChI key

HSTOKWSFWGCZMH-UHFFFAOYSA-N

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Application

3,3′-Diaminobenzidine can be used as a starting material to prepare:
  • Aromatic poly(imide) networks for hydrogen storage applications.
[71]
  • Various derivatives of quinoxalines by condensation with diketones.
  • [36][73]
  • Mesitylene-containing poly(benzimidazolium) analogs (Mes-PBI) for alkali anion-exchange membrane.
  • [74]
    Peroxidase substrate; reagent for spectrophotometric determination of selenium.

    Packaging

    1, 5, 25 g in glass bottle

    Pictograms

    Exclamation markHealth hazard

    Signal Word

    Danger

    Hazard Statements

    Hazard Classifications

    Acute Tox. 4 Oral - Carc. 1B - Eye Irrit. 2 - Muta. 2

    Storage Class Code

    6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

    WGK

    WGK 1

    Flash Point(F)

    Not applicable

    Flash Point(C)

    Not applicable

    Personal Protective Equipment

    dust mask type N95 (US), Eyeshields, Gloves

    Certificate of Analysis

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    Certificate of Origin

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