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Catalog Number:
22810
CAS Number:
165660-27-5
Hydroxy naphthol blue
Grade:
ACS reagent
Synonym(s):
Hydroxy napthol blue disodium salt
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Product Information

Hydroxy naphthol blue is a versatile chemical compound widely utilized in various analytical and industrial applications. This compound is recognized for its exceptional properties as a pH indicator and a dye, particularly in the fields of biochemistry and environmental science. Its ability to change color in response to pH variations makes it an invaluable tool for researchers conducting titrations or monitoring chemical reactions. Additionally, Hydroxy naphthol blue is employed in the textile industry for dyeing processes, providing vibrant colors while maintaining stability under various conditions.

The unique structure of Hydroxy naphthol blue, featuring multiple sulfonate groups, enhances its solubility in water and allows for effective binding to various substrates. This characteristic makes it particularly useful in the development of colorimetric assays, where precise measurements are crucial. Furthermore, its application extends to the field of microbiology, where it serves as a vital component in culture media, aiding in the identification of specific microorganisms. With its broad range of applications and reliable performance, Hydroxy naphthol blue stands out as a preferred choice for professionals seeking quality and efficiency in their work.

Synonyms
Hydroxy napthol blue disodium salt
CAS Number
165660-27-5
Grade
ACS reagent
Molecular Formula
C20H12N2O11S3·2Na
Molecular Weight
598.5
MDL Number
MFCD00004075
PubChem ID
2724171
Appearance
Dark bluish black powder
Conditions
Store at RT
General Information
Synonyms
Hydroxy napthol blue disodium salt
CAS Number
165660-27-5
Grade
ACS reagent
Molecular Formula
C20H12N2O11S3·2Na
Molecular Weight
598.5
MDL Number
MFCD00004075
PubChem ID
2724171
Appearance
Dark bluish black 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

Hydroxy naphthol blue is widely utilized in research focused on:

  • Colorimetric Analysis: This compound serves as a pH indicator in various titrations, providing a clear visual change that helps researchers determine the acidity or alkalinity of solutions.
  • Biochemical Assays: It is commonly used in enzyme assays, where it helps in the detection of enzyme activity through color changes, making it easier for scientists to quantify results.
  • Environmental Monitoring: Hydroxy naphthol blue is applied in water quality testing, where it can indicate the presence of certain metal ions, aiding in environmental assessments.
  • Textile Industry: The compound is utilized as a dye in textiles, providing vibrant colors while being more environmentally friendly compared to some traditional dyes.
  • Pharmaceutical Applications: In the pharmaceutical field, it is used as a tracer in drug formulations, helping to ensure the uniform distribution of active ingredients.

Citations