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820493 Formaldehyde dimethyl acetal

820493
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Overview

Replacement Information

Key Spec Table

EC NumberHill FormulaChemical FormulaMolar Mass
203-714-2C₃H₈O₂CH₂(OCH₃)₂76.1 g/mol

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      Glass bottle 250 ml
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      8204931000
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          Description
          Catalogue Number820493
          SynonymsFormal, Methylal, Dimethoxymethane
          DescriptionFormaldehyde dimethyl acetal
          References
          Product Information
          CAS number109-87-5
          EC number203-714-2
          Hill FormulaC₃H₈O₂
          Chemical formulaCH₂(OCH₃)₂
          Molar Mass76.1 g/mol
          HS Code2911 00 00
          Structure formula ImageStructure formula Image
          Quality LevelMQ200
          Applications
          ApplicationFormaldehyde dimethyl acetal for synthesis. CAS 109-87-5, EC Number 203-714-2, chemical formula CH₂(OCH₃)₂.
          Biological Information
          Physicochemical Information
          Boiling point43 °C (1013 hPa)
          Density0.86 g/cm3 (20 °C)
          Explosion limit1.6 - 17.6 %(V)
          Flash point-18 °C
          Ignition temperature235 °C
          Melting Point-105 °C
          Vapor pressure439.8 hPa (20 °C)
          Solubility285 g/l
          Dimensions
          Materials Information
          Toxicological Information
          LD 50 oralLD50 Rat 6653 mg/kg
          Safety Information according to GHS
          Hazard Pictogram(s) Hazard Pictogram(s)
          Hazard Statement(s)H225: Highly flammable liquid and vapour.
          EUH019: May form explosive peroxides.
          Precautionary Statement(s)P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
          P233: Keep container tightly closed.
          P240: Ground and bond container and receiving equipment.
          P241: Use explosion-proof electrical/ ventilating/ lighting equipment.
          P242: Use non-sparking tools.
          P243: Take action to prevent static discharges.
          P403 + P235: Store in a well-ventilated place. Keep cool.
          Signal WordDanger
          RTECSPA8750000
          Storage class3 Flammable liquids
          WGKWGK 1 slightly 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 dangerhighly flammable
          Product Usage Statements
          Storage and Shipping Information
          StorageStore at <= 20°C.
          Packaging Information
          Transport Information
          Declaration (railroad and road) ADR, RIDUN 1234 , 3, II
          Declaration (transport by air) IATA-DGRUN 1234 , 3, II
          Declaration (transport by sea) IMDG-CodeUN 1234 , 3, II
          Supplemental Information
          Specifications
          Assay (GC, area%)≥ 98.0 % (a/a)
          Methanol (GC, area%)≤ 0.50 % (a/a)
          Density (d 20 °C/ 4 °C)0.858 - 0.862
          Water (K. F.)≤ 0.30 %
          Identity (IR)passes test

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          Categories

          Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Products for Pharma > Organic Synthesis Building Blocks and Reagents for Pharma > Aldehydes > Acetales
          Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Protecting Groups
          Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Aldehydes > Acetales
          Reagents, Chemicals and Labware > Organic Synthesis > Product Line for synthesis > Aldehydes > Acetales
          Reagents, Chemicals and Labware > Organic Synthesis > Product Line for synthesis > Protecting Groups