Millipore Sigma Vibrant Logo

820475 3,4-Dihydroxybenzaldehyde

Overview

Replacement Information

Key Spec Table

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

Pricing & Availability

Catalogue Number AvailabilityPackaging Qty/Pack Price Quantity
8204750025
Retrieving availability...
Fulfillment and Delivery Delayed
Fulfillment and Delivery Delayed
In Stock 
Discontinued
Limited Quantities Available
Availability to be confirmed
    Remaining : Will advise
      Remaining : Will advise
      Will advise
      Contact Customer Service
      Contact Customer Service

      Plastic bottle 25 g
      Retrieving price...
      Price could not be retrieved
      Minimum Quantity is a multiple of
      Maximum Quantity is
      Upon Order Completion More Information
      You Saved ()
       
      Request Pricing
      8204750100
      Retrieving availability...
      Fulfillment and Delivery Delayed
Fulfillment and Delivery Delayed
      In Stock 
      Discontinued
      Limited Quantities Available
      Availability to be confirmed
        Remaining : Will advise
          Remaining : Will advise
          Will advise
          Contact Customer Service
          Contact Customer Service

          Plastic bottle 100 g
          Retrieving price...
          Price could not be retrieved
          Minimum Quantity is a multiple of
          Maximum Quantity is
          Upon Order Completion More Information
          You Saved ()
           
          Request Pricing
          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 49
          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
          Global Trade Item Number
          Catalogue Number GTIN
          8204750025 04022536459875
          8204750100 04022536459882

          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