Methyl red, pure indicator
Glass bottle for solids, 25 g
Supplier: Thermo Fisher Scientific
Methyl red, pure indicator
Catalog # ACRO264440250
Supplier: Thermo Fisher Scientific
CAS Number: 493-52-7
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Product Details & Documents
Synonyms: 2-(4-Dimethylaminophenylazo)benzoic acid, 2-((4-(Dimethylamino)phenyl)diazenyl)benzoic acid
- CAS Number:493-52-7
- Formula:C₁₅H₁₅N₃O₂
- MDL Number:MFCD00002425
- Molecular Weight:269.3 g/mol
- Merck Index:12,06199
- Melting Pt:178…182 °C
- Density:1,31 g/cm³ (20 °C)
- Storage Temperature:Ambient
- EINECS:207-776-1
Specifications
Specification Test Results
- Appearance:Dark red to brown to purple to violet Powder or crystals
- Infrared spectrum:Conforms
- Melting point:178 to 182 °C
- Solubility:(0.1 % in ethanol) Clear
- Specific extinction E (1%/1cm):≥650 (430 nm, in buffer)
- Visual transition interval:from pH 4.2 (pink or red) to pH 6.2 (yellow)
Specifications
- Pack type:Glass bottle for solids
- Pk:25 g