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Catalog Number:
22816
CAS Number:
15086-94-9
Eosin Y free acid
Purity:
≥ 96% (Dye content)
Synonym(s):
Solvent Red 43, Solvent Red 43
Documents
$22.03 /25G
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Product Information

Eosin Y free acid is a highly versatile dye known for its vibrant fluorescent properties, making it an essential compound in various applications across the scientific and industrial sectors. This compound is widely utilized in histology and cytology as a staining agent, particularly for differentiating cellular structures in biological samples. Its ability to provide clear contrast in microscopy allows researchers to visualize and analyze tissue samples effectively, enhancing the accuracy of diagnostic procedures. Additionally, Eosin Y free acid is employed in the textile industry for dyeing fabrics, where its bright coloration and fastness properties are highly valued.

Moreover, Eosin Y free acid serves as a photoinitiator in polymerization processes, facilitating the curing of resins and coatings under UV light. This characteristic makes it particularly advantageous in the production of high-performance materials, such as adhesives and coatings, where durability and aesthetic appeal are crucial. With its unique properties and broad applicability, Eosin Y free acid stands out as a reliable choice for professionals seeking quality and performance in their projects.

Synonyms
Solvent Red 43, Solvent Red 43
CAS Number
15086-94-9
Purity
≥ 96% (Dye content)
Molecular Formula
C20H8Br4O5
Molecular Weight
647.89
MDL Number
MFCD00036189
PubChem ID
27020
Appearance
Light orange powder
Conditions
Store at RT
General Information
Synonyms
Solvent Red 43, Solvent Red 43
CAS Number
15086-94-9
Purity
≥ 96% (Dye content)
Molecular Formula
C20H8Br4O5
Molecular Weight
647.89
MDL Number
MFCD00036189
PubChem ID
27020
Appearance
Light orange powder
Conditions
Store at RT
Properties
Additional property information coming soon!
-
Safety and Regulations
Hazmat
No
Antibiotic
No
DEA-regulated
No
Warnings
-
Applications

Eosin Y free acid is widely utilized in research focused on:

  • Histology and Pathology: It serves as a vital stain for tissue samples, allowing for the visualization of cellular structures under a microscope. This is crucial for diagnosing diseases and understanding tissue morphology.
  • Fluorescent Microscopy: Eosin Y is used as a fluorescent dye, enhancing the contrast of biological specimens. It helps researchers observe cellular processes in real-time, providing insights into cell behavior and interactions.
  • Textile Industry: The compound is applied in dyeing processes, particularly for cotton and silk fabrics. Its vibrant color and stability make it a preferred choice for producing bright, long-lasting textiles.
  • Cosmetic Formulations: Eosin Y is incorporated into some cosmetic products for its coloring properties. It provides a visually appealing hue while being safe for skin application, catering to the beauty industry's demand for vibrant colors.
  • Analytical Chemistry: It is used as a pH indicator in various titrations, helping chemists determine the acidity or alkalinity of solutions. This application is essential in quality control processes in laboratories and industries.

Citations