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820475 3,4-Dihydroxybenzaldehyde

820475
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Overview

Replacement Information

Key Specifications Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
139-85-5205-377-7C₇H₆O₃3,4-(OH)₂C₆H₃CHO138.12 g/mol

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          Description
          Catalogue Number820475
          SynonymsProtocatechualdehyde
          References
          Product Information
          CAS number139-85-5
          EC number205-377-7
          Hill FormulaC₇H₆O₃
          Chemical formula3,4-(OH)₂C₆H₃CHO
          Molar Mass138.12 g/mol
          HS Code2912 49 00
          Structure formula ImageStructure formula Image
          Quality LevelMQ200
          Applications
          Application3,4-Dihydroxybenzaldehyde for synthesis. CAS No. 139-85-5, EC Number 205-377-7.
          Biological Information
          Physicochemical Information
          Melting Point153 - 155 °C
          Solubility6.3 g/l
          Dimensions
          Materials Information
          Toxicological Information
          Safety Information according to GHS
          Hazard Pictogram(s) Hazard Pictogram(s)
          Hazard Statement(s)H315: Causes skin irritation.
          H319: Causes serious eye irritation.
          H335: May cause respiratory irritation.
          Precautionary Statement(s)P261: Avoid breathing dust/ fume/ gas/ mist/ vapours/ spray.
          P264: Wash skin thoroughly after handling.
          P271: Use only outdoors or in a well-ventilated area.
          P280: Wear protective gloves/ eye protection/ face protection.
          P302 + P352: IF ON SKIN: Wash with plenty of water.
          P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
          Signal WordWarning
          Storage class10 - 13 Other liquids and solids
          WGKWGK 3 highly 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
          Categories of dangerirritant
          Product Usage Statements
          Storage and Shipping Information
          StorageStore below +30°C.
          Packaging Information
          Transport Information
          Supplemental Information
          Specifications
          Assay (HPLC, area%)≥ 98.0 % (a/a)
          Melting range (lower value)≥ 152 °C
          Melting range (upper value)≤ 156 °C
          Identity (IR)passes test

          Related Products & Applications

          Categories

          Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Phenols and Phenol Ethers > Phenols and Phenol ethers with Carbonyl- or Oxim-Groups
          Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Products for Pharma > Organic Synthesis Building Blocks and Reagents for Pharma > Phenols and Phenol Ethers > Phenols and Phenol ethers with Carbonyl- or Oxim-Groups
          Reagents, Chemicals and Labware > Organic Synthesis > Product Line for synthesis > Phenols and Phenol Ethers > Phenols and Phenol ethers with Carbonyl- or Oxim-Groups