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Merck
CN

D9015

3,3′-Diaminobenzidine tetrahydrochloride hydrate

≥96% purity (TLC), powder

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About This Item

Linear Formula:
C12H14N4 · 4HCl · xH2O
CAS Number:
NACRES:
NA.47
PubChem Substance ID:
UNSPSC Code:
12171500
EC Number:
231-018-9
MDL number:
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Product Name

3,3′-Diaminobenzidine tetrahydrochloride hydrate, ISOPAC®

Quality Segment

assay

≥96% (TLC)

form

powder

color

off-white to faint red, to beige

mp

280 °C

solubility

water: 50 mg/mL, clear to slightly hazy

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

O.Cl.Cl.Cl.Cl.Nc1ccc(cc1N)-c2ccc(N)c(N)c2

InChI

1S/C12H14N4.4ClH.H2O/c13-9-3-1-7(5-11(9)15)8-2-4-10(14)12(16)6-8;;;;;/h1-6H,13-16H2;4*1H;1H2

InChI key

DXWSCXIZIHILNP-UHFFFAOYSA-N

Application

3,3′-Diaminobenzidine tetrahydrochloride hydrate has been used in immunohistological staining procedure and in situ hybridization.

Biochem/physiol Actions

DAB (3,3′-Diaminobenzidine) is utilized in many applications for the visualization of peroxidase activity. In the peroxidase reaction, DAB serves as a hydrogen donor in the presence of peroxide. The oxidized DAB forms an insoluble brown end-product for use in immunohistological and immunoblotting staining procedures.

Packaging

Weight approximate. Packaged in a 100 mL serum bottle with silicon/PTFE septum and aluminum tear seal.

Preparation Note

Dissolving the contents in 100 mL of solvent yields a 0.1% solution.

Legal Information

Isopac is a registered trademark of Merck KGaA, Darmstadt, Germany

Disclaimer

Injecting a compatible solvent permits preparation of any desired strength solution without exposure.


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pictograms

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Danger

Hazard Classifications

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

Storage Class

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

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



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