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Tetrafluoroterephthalic acid

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Origin: China

Cas No: 652-36-8

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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  • Products Specification
  • Product Description

  • Property

    CAS No.: 652-36-8 Formula: C8H2F4O4 Molecular Weight: 238.09300

    Basic Info

    Chemical Name Tetrafluoroterephthalic acid
    Synonyms

    2,3,5,6-tetrafluoroterephthalic acid;

    CAS No. 652-36-8
    Molecular Formula C8H2F4O4
    Molecular Weight 238.09300
    PSA 74.60000
    LogP 1.63940

    Properties

    Appearance & Physical State white crystals
    Density 1.812 g/cm3
    Boiling Point 337.9ºC at 760 mmHg
    Melting Point 275-277ºC
    Flash Point 158.1ºC
    Refractive Index 1.522

    Safety Info

    Safety Statements S26-S36
    HS Code 2915900090
    WGK Germany 3
    Risk Statements R36/37/38
    Hazard Codes Xi
    Hazard Declaration H315; H319; H335
    Signal Word Warning
    Symbol GHS07
    Caution Statement P261; P305 + P351 + P338

    Synthesis Route

    carbon dioxide+1,2,4,5-Tetrafluorobenzene→Tetrafluoroterephthalic acid
    2,3,5,6-tetrachlorobenzene-1,4-dicarbonyl chloride→Tetrafluoroterephthalic acid
    carbon dioxide+1,2,4,5-Tetrafluorobenzene→Tetrafluoroterephthalic acid+2,3,5,6-Tetrafluorobenzoic acid

    Precursor

    carbon dioxide
    1,2,4,5-Tetrafluor-3,6-bis-[cis-propenyl]-benzol
    2,3,5,6-tetrachlorobenzene-1,4-dicarbonyl chloride
    hexafluorobenzene

    Downstream Product

    2,3,5,6-Tetrafluorobenzoic acid
    Tetrafluorterephthalohydroxamsaeure
    4-(hydroxymethyl)-2,3,5,6-tetrafluorobenzoate
    2,3,5,6-Tetrafluoro-1,4-benzenedimethanol

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