201464

Variamine Blue RT Salt

• Synonym(s): 4-Aminodiphenylamine diazonium sulfate, 4-Diazodiphenylamine sulfate, Azoic Diazo Component 22, Azoic Diazo No. 22
• Linear Formula: C₆H₅NHC₆H₄N_{2 ·} 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

Properties

• 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

Description

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.[1][2]

Safety Information

• Pictograms: GHS08,GHS05,GHS09
• Signal Word: Danger
• Hazard Statements: H315,H318,H341,H400
• Precautionary Statements: P202 - P273 - P280 - P302 + P352 - P305 + P351 + P338 - P308 + P313
• Hazard Classifications: Aquatic Acute 1 - Eye Dam. 1 - Muta. 2 - Skin Irrit. 2
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves