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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

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      8204750100
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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 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
              8204759999 04022536459899

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              Categories

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              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