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106078 Methyl red sodium salt (C.I. 13020)

106078
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Overview

Replacement Information

Key Specifications Table

CAS #EC NumberHill FormulaMolar MassGrade Value
845-10-3 212-682-9 C₁₅H₁₄N₃NaO₂ 291.29 g/mol ACS

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          Description
          Catalogue Number106078
          Synonyms2-[(4-Dimethylamino)phenylazo]benzoic acid sodium salt, 4-(Dimethylamino)azobenzene-1,2'-carboxylic acidsodium salt
          References
          Product Information
          CAS number845-10-3
          EC number212-682-9
          GradeACS
          Hill FormulaC₁₅H₁₄N₃NaO₂
          Molar Mass291.29 g/mol
          HS Code2927 00 00
          Structure formula ImageStructure formula Image
          Quality LevelMQ200
          Applications
          Biological Information
          Physicochemical Information
          pH value8.2 (10 g/l, H₂O, 25 °C)
          Bulk density360 kg/m3
          Solubility800 g/l
          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
          Product Usage Statements
          Storage and Shipping Information
          StorageStore at +2°C to +30°C.
          Packaging Information
          Transport Information
          Supplemental Information
          Specifications
          Identity (UV/VIS-Spectrum)passes test
          Clarity of solution in waterpasses test
          Clarity of the solution in Ethanolpasses test
          Transition rangepH 4.5 - pH 6.2 red violet - brownish yellow
          Absorption maximum λ 1 max. (buffer pH 4,5)523 - 526 nm
          Absorption maximum λ 2 max. (buffer pH 6,2)430 - 438 nm
          Spec. Absorptivity A 1%/1cm (λ 1 max.; 0.005 g/l; buffer pH 4,5; calc. on dried substances)1000 - 1400
          Spec. Absorptivity A 1%/1cm (λ 2 max.; 0.005 g/l; buffer pH 6,2; calc. on dried substances)560 - 740
          Loss on drying (110 °C)≤ 5 %
          Transition range (according to ACS)passes test