250198

Methyl Red

ACS reagent, crystalline

• Synonim(y): 2-(4-Dimethylaminophenylazo)benzoic acid, 4-Dimethylaminoazobenzene-2′-carboxylic acid, Acid Red 2
• Wzór liniowy: (CH₃)₂NC₆H₄N=NC₆H₄CO₂H
• Numer CAS: 493-52-7
• Masa cząsteczkowa: 269.30
• EC Number: 207-776-1
• UNSPSC Code: 12171500
• NACRES: NA.47
• PubChem Substance ID: 24855040
• MDL number: MFCD00002425
• Colour Index Number: 13020
• Beilstein/REAXYS Number: 750102

Właściwości

• grade: ACS reagent
• Quality Segment: 200
• form: crystalline
• technique(s): titration: suitable
• visual transition interval: 4.2-6.2, pink to yellow
• mp: 179-182 °C (lit.)
• solubility: ethanol: 1 mg/mL
• λmax: 410 nm
• application(s): diagnostic assay manufacturing; hematology; histology
• storage temp.: room temp
• SMILES string: CN(C)c1ccc(cc1)\N=N\c2ccccc2C(O)=O
• InChI: 1S/C15H15N3O2/c1-18(2)12-9-7-11(8-10-12)16-17-14-6-4-3-5-13(14)15(19)20/h3-10H,1-2H3,(H,19,20)/b17-16+
• InChI key: CEQFOVLGLXCDCX-WUKNDPDISA-N

Opis

Application

Methyl Red has been used as pH indicator in a glucose biosensor, which is used for salivary analysis.

Biochem/physiol Actions

Methyl Red is a maroon red crystal azo dye. Methyl Red is a pH indicator and changes color at a pH of 5.5. Methyl Red is widely used in saliva sampling method. In addition, it is also employed in carbohydrate and lactic acid detection. Methyl Red has been effectively used for intrageneric differentiation of Enterobacteriaceae.

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Informacja o środkach bezpieczeństwa

• Klasa składowania: 11 - Combustible Solids
• Co się dzieje?: WGK 2
• Temperatura zapłonu (°F): Not applicable
• Temperatura zapłonu (°C): Not applicable
• PPE (środki ochrony indywidualnej): Eyeshields, Gloves, type N95 (US)