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Home > All categories> Commodity Chemicals> Inorganic Chemicals> Halides> 2-bromo-4-[3-(3-bromo-4-hydroxyphenyl)-1,1-dioxo-2,1λ<sup>6</sup>-benzoxathiol-3-yl]phenol
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2-bromo-4-[3-(3-bromo-4-hydroxyphenyl)-1,1-dioxo-2,1λ<sup>6</sup>-benzoxathiol-3-yl]phenol

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Origin: China

Cas No: 2800-80-8

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.: 2800-80-8 Formula: C19H12Br2O5S Molecular Weight: 512.16900

    Basic Info

    Chemical Name 2-bromo-4-[3-(3-bromo-4-hydroxyphenyl)-1,1-dioxo-2,1λ<sup>6</sup>-benzoxathiol-3-yl]phenol
    Synonyms

    3,3-bis-(3-bromo-4-hydroxy-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide;
    bromocresol red;
    4,4'-(1,1-dioxido-3h-2,1-benzoxathiole-3,3-diyl)bis(2-bromophenol);
    EINECS 220-538-1;
    Bromophenol Red Indicator;
    bromphenol red;
    BroMophenol Red;
    3,3-Bis-(3-brom-4-hydroxy-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxid;

    CAS No. 2800-80-8
    Molecular Formula C19H12Br2O5S
    Molecular Weight 512.16900
    PSA 92.21000
    LogP 5.71440

    Properties

    Appearance & Physical State brown crystalline powder
    Density 1.881g/cm3
    Boiling Point 586.8ºC at 760 mmHg
    Melting Point 230ºC
    Flash Point 308.7ºC
    Refractive Index 1.722
    Stability Stable under normal temperatures and pressures.
    Storage Condition Store in a cool, dry place. Keep container closed when not in use.
    Vapor Pressure 2.29E-14mmHg at 25°C

    Safety Info

    Safety Statements S24/25
    HS Code 29349990
    WGK Germany 3

    Synthesis Route

    phenol red→2-bromo-4-[3-(3-bromo-4-hydroxyphenyl)-1,1-dioxo-2,1λ<sup>6</sup>-benzoxathiol-3-yl]phenol+bromophenol blue
    2-Sulfobenzoic anhydride+2-Bromophenol→2-bromo-4-[3-(3-bromo-4-hydroxyphenyl)-1,1-dioxo-2,1λ<sup>6</sup>-benzoxathiol-3-yl]phenol

    Precursor

    2-Sulfobenzoic anhydride
    2-Bromophenol
    phenol red

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