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Catalog Number:
22831
CAS Number:
2243-76-7
Alizarin Yellow R
Purity:
≥ 70% (dye content)
Synonym(s):
Mordant Orange 1, CI 14030, 2-Hydroxy-5-[(4-nitrophenyl)azo]benzoic acid
Documents
$22.03 /25G
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Product Information

Alizarin Yellow R is a vibrant azo dye renowned for its exceptional coloring properties and versatility in various applications. This compound, characterized by its bright yellow hue, is widely utilized in the textile industry for dyeing fabrics, providing a long-lasting and vivid coloration. Additionally, Alizarin Yellow R finds significant use in the field of analytical chemistry as a pH indicator due to its clear color change at specific pH levels, making it an invaluable tool for researchers and professionals in laboratories. Its stability and solubility in water enhance its applicability in diverse formulations, including inks and paints, where consistent color quality is paramount.

Moreover, Alizarin Yellow R is recognized for its potential in biological staining, aiding in the visualization of cellular structures in microscopy. Its unique properties, such as high lightfastness and resistance to fading, make it a preferred choice for applications requiring durability. With its broad range of uses, Alizarin Yellow R stands out as a reliable and effective compound for professionals seeking quality and performance in their projects.

Synonyms
Mordant Orange 1, CI 14030, 2-Hydroxy-5-[(4-nitrophenyl)azo]benzoic acid
CAS Number
2243-76-7
Purity
≥ 70% (dye content)
Molecular Formula
C13H9N3O5
Molecular Weight
287.23
MDL Number
MFCD00007313
PubChem ID
15588
Melting Point
≥ 300 °C (dec.)
Appearance
Yellow-brown powder
Conditions
Store at RT
General Information
Synonyms
Mordant Orange 1, CI 14030, 2-Hydroxy-5-[(4-nitrophenyl)azo]benzoic acid
CAS Number
2243-76-7
Purity
≥ 70% (dye content)
Molecular Formula
C13H9N3O5
Molecular Weight
287.23
MDL Number
MFCD00007313
PubChem ID
15588
Melting Point
≥ 300 °C (dec.)
Appearance
Yellow-brown powder
Conditions
Store at RT
Properties
Additional property information coming soon!
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Safety and Regulations
Hazmat
No
Antibiotic
No
DEA-regulated
No
Warnings
-
Applications

Alizarin Yellow R is widely utilized in research focused on:

  • Dyeing and Pigmentation: Commonly used in the textile industry, it provides vibrant yellow hues for fabrics, enhancing aesthetic appeal.
  • Biological Staining: In laboratories, it serves as a staining agent for biological tissues, aiding in the visualization of cellular structures under a microscope.
  • pH Indicator: Employed in various chemical analyses, it acts as a pH indicator, allowing researchers to determine acidity levels in solutions effectively.
  • Food Coloring: Approved for use in food products, it adds color to various consumables, making them visually appealing while adhering to safety regulations.
  • Research in Environmental Science: Used in studies to trace pollutants in water bodies, helping researchers understand contamination levels and sources.

Citations