Disodium 4-[(E)-(2,4-Dimethylphenyl)Diazenyl]-3-Hydroxynaphthalene-2,7-Disulfonate

Disodium 4-[(E)-(2,4-Dimethylphenyl)Diazenyl]-3-Hydroxynaphthalene-2,7-Disulfonate


    • Product Name Disodium 4-[(E)-(2,4-Dimethylphenyl)Diazenyl]-3-Hydroxynaphthalene-2,7-Disulfonate
    • Alias Ponceau 4R
    • Einecs 220-245-6
    • Mininmum Order 1 g
    • Factory Site West Ujimqin Banner, Xilingol League, Inner Mongolia, China
    • Price Inquiry sales9@alchemist-chem.com
    • Manufacturer Ccount Chem
    • CONTACT NOW
    Specifications

    HS Code

    565994

    Chemical Name Disodium 4-[(E)-(2,4-Dimethylphenyl)Diazenyl]-3-Hydroxynaphthalene-2,7-Disulfonate
    Molecular Formula C18H14N3Na2O7S2
    Molecular Weight 497.43 g/mol
    Appearance Reddish-brown powder
    Solubility In Water Highly soluble
    Cas Number 3567-69-9
    Melting Point Decomposes
    Synonyms Disodium salt of Sudan IV, Sunset Yellow FCF sodium salt derivative
    Application Dye, stain for microscopy
    Absorption Maximum Around 500-520 nm
    Stability Stable under recommended storage conditions
    Storage Conditions Store in a cool, dry place
    Logp -2.07
    Inchi Key FJDPJYOEJZGOJO-UHFFFAOYSA-L

    As an accredited Disodium 4-[(E)-(2,4-Dimethylphenyl)Diazenyl]-3-Hydroxynaphthalene-2,7-Disulfonate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 250g supplied in a sealed, amber glass bottle labeled with CAS number, chemical name, hazard symbols, and batch information for laboratory use.
    Storage Store Disodium 4-[(E)-(2,4-Dimethylphenyl)diazenyl]-3-hydroxynaphthalene-2,7-disulfonate in a tightly closed container, in a cool, dry, and well-ventilated area away from incompatible substances such as strong oxidizers and acids. Protect from moisture and direct sunlight. Ensure proper labeling, and avoid dust formation. Recommended storage temperature is room temperature (15–25 °C). Follow applicable safety and regulatory guidelines for storage.
    Shipping Shipping of Disodium 4-[(E)-(2,4-Dimethylphenyl)Diazenyl]-3-Hydroxynaphthalene-2,7-Disulfonate is conducted in tightly sealed, chemical-resistant containers. It should be protected from moisture and extreme temperatures. The package must comply with relevant transport regulations for chemicals, including labeling and documentation, and handled by trained personnel to ensure safety during transit.
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