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CAS 85-86-9

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1-(p-Phenylazophenylazo)-2-naphthol (Sudan III)

Description:
1-(p-Phenylazophenylazo)-2-naphthol, commonly known as Sudan III, is an organic compound characterized by its vivid red color and is primarily used as a dye. It belongs to the azo dye family, which is characterized by the presence of one or more azo groups (-N=N-). Sudan III is soluble in organic solvents such as ethanol and acetone but has limited solubility in water. Its molecular structure features a naphthol moiety, which contributes to its dyeing properties, and the presence of phenyl groups enhances its stability and color intensity. Sudan III is often utilized in various applications, including textile dyeing, food coloring, and as a biological stain in microscopy. However, it is important to note that Sudan III has been associated with potential health risks, including carcinogenicity, leading to regulatory restrictions in certain applications, particularly in food products. Proper handling and safety measures are essential when working with this compound.
Formula:C22H16N4O
InChI:InChI=1S/C22H16N4O/c27-21-15-10-16-6-4-5-9-20(16)22(21)26-25-19-13-11-18(12-14-19)24-23-17-7-2-1-3-8-17/h1-15,27H
InChI key:InChIKey=FHNINJWBTRXEBC-UHFFFAOYSA-N
SMILES:N(=NC1=CC=C(N=NC2=CC=CC=C2)C=C1)C=3C4=C(C=CC3O)C=CC=C4
Synonyms:
  • 1-(4-(Fenilazo)Fenilazo)-2-Naftol
  • 1-(4-(Phenylazo)Phenylazo)-2-Naphthol
  • 1-(4-(Phenylazo)phenylazo)-2-naphtol
  • 1-(p-Phenylazophenylazo)-2-naphthol
  • 1-(p-Phenylazophenylazo)-2-naphthol (Sudan III)
  • 1-[2-[4-(2-Phenyldiazenyl)phenyl]diazenyl]-2-naphthalenol
  • 111440 Red
  • 2-Naphthalenol, 1-[2-[4-(2-phenyldiazenyl)phenyl]diazenyl]-
  • 2-Naphthol, 1-(p-phenylazophenylazo)-
  • Brasilazina Oil Scarlet
  • See more synonyms
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Found 15 products.
  • Sudan III

    CAS:
    Formula:C22H16N4O
    Purity:>90.0%(E)
    Color and Shape:Orange to Brown to Dark red powder to crystal
    Molecular weight:352.40

    Ref: 3B-S0142

    25g
    31.00€
    100g
    69.00€
  • Sudan III

    CAS:
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formula:C22H16N4O
    Color and Shape:Red, Powder
    Molecular weight:352.40

    Ref: 02-A18318

    25g
    28.00€
    100g
    61.00€
    500g
    222.00€
  • Ref: 10-F869055

    25g
    12.00€
  • 1-(p-Phenylazophenylazo)-2-naphthol

    CAS:
    Formula:C22H16N4O
    Purity:96%
    Color and Shape:Solid
    Molecular weight:352.3886

    Ref: IN-DA00IDI1

    25g
    25.00€
    100g
    31.00€
    500g
    79.00€
  • Sudan III (C.I. 26100)

    CAS:
    Formula:C22H16N4O
    Color and Shape:Red to dark brown powder
    Molecular weight:352.40

    Ref: 7W-GT4766

    25g
    22.00€
    100g
    74.00€
    500g
    243.00€
  • Sudan III

    CAS:
    Sudan III
    Purity:BS
    Molecular weight:352.39g/mol

    Ref: 54-OR1015096

    100g
    51.00€
    10kg
    1,099.00€
    500g
    65.00€
    2.5kg
    279.00€
  • Sudan III

    CAS:
    Sudan III
    Purity:≥95%
    Molecular weight:352.39g/mol

    Ref: 54-BUP19500

    1g
    53.00€
  • Sudan III

    CAS:
    Formula:C22H16N4O
    Purity:95%~99%
    Molecular weight:352.397

    Ref: BP-SBP03920

    ne
    To inquire
  • Sudan 3

    CAS:
    Formula:C22H16N4O
    Color and Shape:Neat
    Molecular weight:352.39

    Ref: 04-C16986103

    100mg
    109.00€
  • Sudan 3 100 µg/mL in Acetonitrile

    CAS:
    Formula:C22H16N4O
    Color and Shape:Single Solution
    Molecular weight:352.39

    Ref: 04-A16986103AL-100

    1ml
    95.00€
  • Sudan III

    CAS:
    Formula:C22H16N4O
    Purity:90.0%
    Color and Shape:Solid
    Molecular weight:352.397

    Ref: 10-F448732

    25g
    17.00€
  • Sudan III

    CAS:
    Formula:C22H17N4O
    Molecular weight:353.41

    Ref: 4Z-D-164045

    5mg
    To inquire
    10mg
    To inquire
    25mg
    To inquire
    50mg
    To inquire
    100mg
    To inquire
  • Sudan III

    CAS:
    Sudan III (Solvent Red 23) is a solvent dye used to color nonpolar substances.
    Formula:C22H16N4O
    Purity:97.38%
    Color and Shape:Drypowder
    Molecular weight:352.39
  • Sudan III

    CAS:
    <p>Applications Weakly acidic azo dye. Biological stain. Dyes and metabolites, Environmental Testing.<br>References Stiborova, M., et al.: Cancer Res., 62, 5678 (2002), Chen, H., et al.: Microbiology, 151, 1433 (2005), An, Y., et al.: Mutat. Res., 627, 164 (2007), Wang, S., et al.: J. Agric. Food Chem., 55, 3869 (2007),<br></p>
    Formula:C22H16N4O
    Color and Shape:Red
    Molecular weight:352.39

    Ref: TR-S688900

    1g
    98.00€
    10g
    98.00€
    25g
    116.00€
  • Sudan III

    CAS:
    Formula:C22H16N4O
    Color and Shape:Brown to dark-red brown, Crystalline powder, Clear
    Molecular weight:352.29

    Ref: SR-67787

    100g
    33.00€
    500g
    35.00€