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Catalog Number:
42507
CAS Number:
2610-11-9
Rojo directo 81
Purity:
≥ 50% (Contenido de colorante)
Synonym(s):
7-benzamido-4-hidroxi-3-[[4-[(4-sulfonatofenil)azo]fenil]azo]naftaleno-2-sulfonato de disodio, Dr. 81
Documents
$95.00 /25G
Tamaño
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Product Information

Hematología: adecuada, histología: adecuada

Synonyms
7-benzamido-4-hidroxi-3-[[4-[(4-sulfonatofenil)azo]fenil]azo]naftaleno-2-sulfonato de disodio, Dr. 81
CAS Number
2610-11-9
Purity
≥ 50% (Contenido de colorante)
Molecular Formula
C29H19N5Na2O8S2
Molecular Weight
675.6
MDL Number
MFCD00003949
PubChem ID
17462
Melting Point
240 °C (descenso)
Appearance
Polvo de color marrón oscuro a rojo
Conditions
Tienda en RT
General Information
Synonyms
7-benzamido-4-hidroxi-3-[[4-[(4-sulfonatofenil)azo]fenil]azo]naftaleno-2-sulfonato de disodio, Dr. 81
CAS Number
2610-11-9
Purity
≥ 50% (Contenido de colorante)
Molecular Formula
C29H19N5Na2O8S2
Molecular Weight
675.6
MDL Number
MFCD00003949
PubChem ID
17462
Melting Point
240 °C (descenso)
Appearance
Polvo de color marrón oscuro a rojo
Conditions
Tienda en RT
Properties
Additional property information coming soon!
-
Safety and Regulations
Hazmat
No
Antibiotic
No
DEA-regulated
No
Warnings
-
Applications

Direct red 81 is widely utilized in research focused on:

  • Dyeing Textiles: This chemical is commonly used in the textile industry for dyeing fabrics, providing vibrant red colors that are both appealing and durable.
  • Biological Staining: In laboratories, it serves as a vital stain for biological samples, helping researchers visualize cellular structures under a microscope.
  • Food Coloring: Direct red 81 is approved for use as a food colorant, enhancing the visual appeal of various food products while adhering to safety regulations.
  • Cosmetic Applications: The compound is also found in cosmetic formulations, where it adds color to products like lipsticks and blushes, ensuring they meet consumer expectations for aesthetics.
  • Research in Environmental Studies: It is used in environmental research to trace water pollution, helping scientists assess the impact of dyes on aquatic ecosystems.

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