106076 Methyl red (C.I. 13020)

106076
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Overview

Replacement Information

Key Specifications Table

CAS #EC NumberHill FormulaMolar MassGrade Value
493-52-7 207-776-1 C₁₅H₁₅N₃O₂ 269.31 g/mol ACS,Reag. Ph Eur

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      1060760100
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          Description
          Catalogue Number106076
          Synonyms4-Dimethylaminoazobenzene-2'-carboxylic acid
          References
          Product Information
          CAS number493-52-7
          EC number207-776-1
          GradeACS,Reag. Ph Eur
          Hill FormulaC₁₅H₁₅N₃O₂
          Molar Mass269.31 g/mol
          HS Code2927 00 00
          Structure formula ImageStructure formula Image
          Quality LevelMQ200
          Applications
          Biological Information
          Physicochemical Information
          Melting Point178 - 182 °C
          Bulk density300 - 500 kg/m3
          Dimensions
          Materials Information
          Toxicological Information
          Safety Information according to GHS
          Storage class10 - 13 Other liquids and solids
          WGKWGK 2 obviously hazardous to water
          Disposal3
          Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
          Safety Information
          Hazard Symbols Hazard SymbolsDangerous for the environment
          Categories of dangerdangerous for the environment
          R PhraseR 51/53
          Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
          S PhraseS 61
          Avoid release to the environment. Refer to special instructions/ Safety data sheets.
          Product Usage Statements
          Storage and Shipping Information
          StorageStore at +5°C to +30°C.
          Packaging Information
          Transport Information
          Declaration (railroad and road) ADR, RIDKein Gefahrgut
          Declaration (transport by air) IATA-DGRNo Dangerous Good
          Declaration (transport by sea) IMDG-CodeNo Dangerous Good
          Supplemental Information
          Specifications
          Identity (UV/VIS-Spectrum)passes test
          AppearanceRed to red-violet powder, eventually with granular parts.
          Clarity of solution (1 g/l; ethanol)passes test
          Melting point (capillary method, temperatur measerment in the heating block)179 - 182 °C
          Transition rangepH 4.4 - pH 6.0 Red - yellow
          Absorption maximum (buffer pH 4.5)523 - 526 nm
          Absorption maximum (buffer pH 6.2)427 - 437 nm
          Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; buffer pH 4.5; calculated on anhydrous substance)1350 - 1500
          Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; buffer pH 6.2; calculated on anhydrous substance)700 - 800
          Transition range (according to ACS)passes test
          Loss on drying (110 °C)≤ 5 %

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          Categories

          Reagents, Chemicals and Labware > Inorganic Reagents > Safety Products and General Applications > Indicators > Acid Alkali Indicators or pH Indicators
          Analytics and Sample Preparation > Reagents for Pharmacopoeia Analysis > Indicators for Pharmacopoeia Analysis
          IVD/OEM Materials & Reagents > Microscopy > Dyes for Microscopy > Other Dry Dyes & Dye Mixtures