Alfa Aesar™ 4-(4-Nitrophenylazo)resorcinol, 95%

Manufacturer: Alfa Aesar™ A1223236

Quantity 500g

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Catalog No. AAA1223236

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    Chemical Identifiers

    CAS 74-39-5
    Molecular Formula C12H9N3O4
    Formula Weight 259.22g/mol
    MDL Number MFCD00007310
    Beilstein 674709
    Merck Index 14,5695
    Synonym 2,4-Dihydroxy-4'-nitroazobenzene; Magneson
    Chemical Name or Material 4- (4-Nitrophenylazo)resorcinol

    Specifications

    Melting Point ≈185°C (dec.)
    Quantity 500g
    CAS 74-39-5
    Molecular Formula C12H9N3O4
    Formula Weight 259.22g/mol
    MDL Number MFCD00007310
    Beilstein 674709
    Merck Index 14,5695
    Synonym 2,4-Dihydroxy-4'-nitroazobenzene; Magneson
    Health Hazard 1 Warning
    Health Hazard 2 GHS H Statement
    H315-H319-H335
    Causes skin irritation.
    Causes serious eye irritation.
    May cause respiratory irritation.
    Health Hazard 3 GHS P Statement
    P261-P280-P305+P351+P338-P304+P340-P405-P501a
    Avoid breathing dust/fume/gas/mist/vapors/spray.
    Wear protective gloves/protective clothing/eye protection/face protection.
    IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do.
    Continue rinsing.
    IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
    Store locked up.
    Dispose of contents/container in accordance with local/regional/national/international regulations.
    RTECS Number VH2810000
    TSCA TSCA
    Chemical Name or Material 4- (4-Nitrophenylazo)resorcinol
    Assay 95%

    Description

    Applications
    It is a derivitized resorcinol dye compound with an absorption maximum of 432 nm. Used as a pH indicator.

    Solubility
    Soluble in dilute sodium hydroxide. Insoluble in water.

    Notes
    Store in cool, dry place in a tightly sealed container. Store away from oxidizing agent.

    GHS H Statement
    H315-H319-H335
    Causes skin irritation.
    Causes serious eye irritation.
    May cause respiratory irritation.

    GHS P Statement
    P261-P280-P305+P351+P338-P304+P340-P405-P501a
    Avoid breathing dust/fume/gas/mist/vapors/spray.
    Wear protective gloves/protective clothing/eye protection/face protection.
    IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do.
    Continue rinsing.
    IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
    Store locked up.
    Dispose of contents/container in accordance with local/regional/national/international regulations.

    Warning

    SDS & Safety Documents

  • Description & Specifications
  • Safety and Handling

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