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D9143

Sigma-Aldrich

o-Dianisidine

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
Beilstein/REAXYS Number:
1879884
EC Number:
204-355-4
MDL number:
MFCD00008372
UNSPSC Code:
12352204
PubChem Substance ID:
24894258
NACRES:
NA.83

product name

o-Dianisidine, peroxidase substrate

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

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Application

o-Dianisidine has been used for neutrophil myeloperoxidase activity (MPO) assay. It has also been used for staining erythrocytes.
as a constituent in neutral benzidine staining of dried blood smears

Caution

Darkens in storage.

Warning

Probably carcinogenic.

pictograms

Health hazardExclamation mark
GHS08,GHS07

signalword

Danger

hcodes

H302,H350

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_germany

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

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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