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D9143

o-Dianisidine

Name: <I>o</I>-Dianisidine
Brand: SIGMA

peroxidase substrate, chromogenic, powder

Synonym(s):

3,3′-Dimethoxybenzidine, Fast Blue B

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About This Item

Empirical Formula (Hill Notation):

C₁₄H₁₆N₂O₂

CAS Number:

119-90-4

Molecular Weight:

244.29

NACRES:

NA.83

PubChem Substance ID:

24894258

UNSPSC Code:

12352204

EC Number:

204-355-4

MDL number:

MFCD00008372

Beilstein/REAXYS Number:

1879884

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Properties

Product Name

o-Dianisidine, peroxidase substrate

Quality Level

200

form

powder

solubility

H₂O: slightly soluble, aqueous acid: soluble

SMILES string

COc1cc(ccc1N)-c2ccc(N)c(OC)c2

InChI

1S/C14H16N2O2/c1-17-13-7-9(3-5-11(13)15)10-4-6-12(16)14(8-10)18-2/h3-8H,15-16H2,1-2H3

InChI key

JRBJSXQPQWSCCF-UHFFFAOYSA-N

Description

Application

as a constituent in neutral benzidine staining of dried blood smears

o-Dianisidine has been used for neutrophil myeloperoxidase activity (MPO) assay. It has also been used for staining erythrocytes.

Disclaimer

Darkens in storage.

Probably carcinogenic.

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pictograms

GHS08,GHS07

signalword

Danger

hcodes

H302,H350

pcodes

P201 - P301 + P312 + P330 - P308 + P313

Hazard Classifications

Acute Tox. 4 Oral - Carc. 1B

Storage Class

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

wgk

WGK 3

flash_point_f

402.8 °F - closed cup

flash_point_c

206 °C - closed cup

ppe

Eyeshields, Gloves, type P2 (EN 143) respirator cartridges

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