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201464

Sigma-Aldrich

Variamine Blue RT Salt

Synonym(s):

4-Aminodiphenylamine diazonium sulfate, 4-Diazodiphenylamine sulfate, Azoic Diazo Component 22, Azoic Diazo No. 22

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About This Item

Linear Formula:
C6H5NHC6H4N2 · HSO4
CAS Number:
4477-28-5
Molecular Weight:
293.30
Colour Index Number:
37240
EC Number:
224-756-8
MDL number:
MFCD00011895
UNSPSC Code:
12171500
PubChem Substance ID:
24852009
NACRES:
NA.47

form

solid

solubility

1 M HCl: 10 mg/mL

λmax

377 nm

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

OS([O-])(=O)=O.N#[N+]c1ccc(Nc2ccccc2)cc1

InChI

1S/C12H10N3.H2O4S/c13-15-12-8-6-11(7-9-12)14-10-4-2-1-3-5-10;1-5(2,3)4/h1-9,14H;(H2,1,2,3,4)/q+1;/p-1

InChI key

FMRQRWPEQSPSDG-UHFFFAOYSA-M

Related Categories

Application

Variamine Blue RT Salt has been used as a dye in ultraviolet-visible spectrophotometric method based-uricase enzyme for the detection of uric acid in normal urine. It is also used in combination with naphthol AS-MX phosphate-variam to determine the cytochemical visualization of alkaline phosphatase activity.

signalword

Danger

Hazard Classifications

Aquatic Acute 1 - Eye Dam. 1 - Muta. 2 - Skin Irrit. 2

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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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Manasvi Verma et al.
Nature communications, 10(1), 5774-5774 (2019-12-20)
Translation initiation is a major rate-limiting step for protein synthesis. However, recent studies strongly suggest that the efficiency of protein synthesis is additionally regulated by multiple factors that impact the elongation phase. To assess the influence of early elongation on
Localization Mechanisms in Enzyme Cytochemistry
Studied with Alkaline Phosphatase-loaded
Erythrocyte Ghosts?
RAAP A K
The Journal of Histochemistry and Cytochemistry, 32, 815-820 (1984)

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