Skip to Content
Merck
All Photos(1)

Documents

33430

Supelco

o-Dianisidine

for spectrophotometric det. of Au, NO2-, Ce(IV), for the detection of Au, Co, Cu, SCN-, V, ≥97.0%

Synonym(s):

3,3′-Dimethoxybenzidine, Fast Blue B

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C14H16N2O2
CAS Number:
119-90-4
Molecular Weight:
244.29
Beilstein:
1879884
EC Number:
204-355-4
MDL number:
MFCD00008372
UNSPSC Code:
41116105
PubChem Substance ID:
329754542
NACRES:
NA.21

Quality Level

100

Assay

≥97.0% (GC)
≥97.0%

quality

for spectrophotometric det. of Au, NO2-, Ce(IV)
for the detection of Au, Co, Cu, SCN-, V

technique(s)

UV/Vis spectroscopy: suitable

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

Looking for similar products? Visit Product Comparison Guide

Related Categories

Application

Ortho Dianisidine may be used in a novel automated method, used to measure the total antioxidant response (TAR) against potent free radical reactions. It may also be used along with glucose oxidase and peroxidase in the determination of blood and urinary glucose.

Warning

Probably carcinogenic.

Other Notes

Redox indicator for titration with NBS

related product

Product No.
Description
Pricing

70720

N-(1-Naphthyl)ethylenediamine dihydrochloride monomethanolate, for spectrophotometric det. of nitrate and nitrite, ≥99.0%

72080

Neocuproine hemihydrate, for spectrophotometric det. of Cu, ≥99.0%

72090

Neocuproine hydrochloride monohydrate, for spectrophotometric det. of Cu, ≥99.0%

88413

1-(2-Thiazolylazo)-2-naphthol, for spectrophotometric det. of Cd, Co, Cu, Mn, Ni, Tl, ≥99.0%

87793

4-Methyl-5-(sulfomethylamino)-2-(2-thiazolylazo)benzoic acid, for spectrophotometric det. of Co(II), Cu(II), ≥90%

35020

2,2′-Biquinoline, for spectrophotometric det. of Cu, ≥99.0%

33461

N-(1-Naphthyl)ethylenediamine dihydrochloride, for determination of sulfonamide and nitrite, ACS reagent, ≥98%

93832

2-(5-Bromo-2-pyridylazo)-5-[N-propyl-N-(3-sulfopropyl)amino]phenol disodium salt dihydrate, for spectrophotometric det. of Zn(II), Cu(II), Fe(II), Co(II), H2O2, ≥95.0% (HPLC)

96440

Zincon monosodium salt, for spectrophotometric det. of Cu, Zn

88652

Thioglycolic acid solution, ~80% in H2O, for spectrophotometric det. of palladium, iron, uranium(VI), molybdates and nitrites

14690

Bis(cyclohexanone)oxaldihydrazone, for spectrophotometric det. of Cu, ≥99.0%

73490

Nitron, for spectrophotometric det. of nitrate and perchlorate, ≥97.0%

70650

1,3-Dihydroxynaphthalene, for spectrophotometric det. of glucuronic acid according to Tollens, ≥97.0%

90161

(2,2′)-Furildioxime, for spectrophotometric det. of Au(II), Co(II), Cu(II), Ni(II), Pd(II), Re(VII), U(VI), ≥97.0% (sum of isomers, HPLC)

Pictograms

Exclamation markHealth hazard
GHS07,GHS08

Signal Word

Danger

Hazard Statements

H302 - H350

Hazard Classifications

Acute Tox. 4 Oral - Carc. 1B

Storage Class Code

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

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

EU REACH Annex XVII (Restriction List)

CAS No.

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Sorry, we don't have COAs for this product available online at this time.

If you need assistance, please contact Customer Support.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

The use of lead tetraacetate, benzidine, o-dianisdine and a "film test" in investigating the periodic-acid-Schiff technic.
R E GLEGG et al.
Stain technology, 27(6), 277-305 (1952-11-01)
Determination of glucose by an improved enzymatic procedure.
Washko ME and Rice EW.
Clinical Chemistry, 7(5), 542-545 (1961)
The presence of hemoglobin within the nucleus of the embryonic chick erythroblast.
O'Brien BRA.
Experimental Cell Research, 21(1), 226-228 (1960)
H.S. Gowda et al.
Analyst, 104, 865-865 (1979)
Use of glucose oxidase, peroxidase, and O-dianisidine in determination of blood and urinary glucose.
Huggett AG and Nixon DA.
Lancet, 270 (6991), 368-370 (1957)
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service