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Catalog Number:
01591
CAS Number:
1733-12-6
Rouge crésol
Grade:
Note de l'indicateur
Purity:
≥ 96 % (teneur en colorant)
Synonym(s):
2-Crésolsulfonephtaléine, 3',3''-Diméthylphénolsulfonephtaléine
Documents
$43.87 /25G
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Product Information

Cresol red is a versatile pH indicator widely utilized in various laboratory and industrial applications. This compound exhibits a distinct color change from yellow to red as the pH transitions from acidic to alkaline, making it an essential tool for researchers in fields such as biochemistry and environmental science. Its ability to provide clear visual cues allows for accurate monitoring of pH levels in solutions, which is crucial in processes like titrations, cell culture, and water quality testing.

In addition to its role as a pH indicator, Cresol red is also employed in the formulation of certain pharmaceuticals and as a dye in histological staining, enhancing the visualization of cellular structures. Its unique properties, including high stability and solubility in both water and organic solvents, make it a preferred choice over other indicators in many applications. Researchers and industry professionals can rely on Cresol red for its reliability and effectiveness in diverse settings, ensuring precise results in their work.

Synonyms
2-Crésolsulfonephtaléine, 3',3''-Diméthylphénolsulfonephtaléine
CAS Number
1733-12-6
Purity
≥ 96 % (teneur en colorant)
Grade
Note de l'indicateur
Molecular Formula
C21H18O5S
Molecular Weight
382.43
MDL Number
MFCD00005878
PubChem ID
73013
Appearance
Poudre rouge foncé ou brun verdâtre
Conditions
Magasin chez RT
General Information
Synonyms
2-Crésolsulfonephtaléine, 3',3''-Diméthylphénolsulfonephtaléine
CAS Number
1733-12-6
Purity
≥ 96 % (teneur en colorant)
Grade
Note de l'indicateur
Molecular Formula
C21H18O5S
Molecular Weight
382.43
MDL Number
MFCD00005878
PubChem ID
73013
Appearance
Poudre rouge foncé ou brun verdâtre
Conditions
Magasin chez RT
Properties
Additional property information coming soon!
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Safety and Regulations
Hazmat
Non
Antibiotic
Non
DEA-regulated
Non
Warnings
-
Applications

Cresol red is widely utilized in research focused on:

  • pH Indicator: Commonly used in laboratories to measure pH levels in various solutions, providing a clear color change that helps researchers determine acidity or alkalinity.
  • Biological Staining: Employed in histology and microbiology for staining tissues and cells, aiding in the visualization of structures under a microscope.
  • Environmental Testing: Used in assessing water quality by indicating the pH of samples, which is crucial for monitoring aquatic ecosystems and ensuring safe drinking water.
  • Pharmaceutical Development: Acts as a pH-sensitive dye in drug formulation studies, helping scientists understand how drugs behave in different pH environments, which is vital for effective delivery.
  • Educational Purposes: Frequently included in chemistry education to demonstrate acid-base reactions and the concept of pH, making it a valuable tool for teaching students about chemical properties.

Citations