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Catalog Number:
47654
CAS Number:
596-27-0
o-Cresolphthalein
Purity:
≥ 97% (Dye content)
Synonym(s):
3,3'-Dimethylphenolphthalein
Documents
$81.25 /25G
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Product Information

o-Cresolphthalein is a versatile chemical compound widely recognized for its application as a pH indicator in various analytical chemistry settings. This compound exhibits a distinct color change from colorless to pink as the pH transitions from acidic to alkaline, making it an invaluable tool in titrations and other laboratory procedures. Its unique properties allow for precise pH measurements, which are crucial in fields such as biochemistry, environmental testing, and pharmaceuticals. Researchers and industry professionals appreciate o-Cresolphthalein not only for its reliability but also for its stability under a range of conditions, ensuring consistent results across different applications.

In addition to its role as a pH indicator, o-Cresolphthalein is utilized in the synthesis of various organic compounds and can serve as a reagent in chemical reactions. Its ability to form complexes with metal ions enhances its utility in analytical methods, particularly in the detection of specific metal concentrations. With its proven track record in both educational and industrial laboratories, o-Cresolphthalein stands out as a critical component for those seeking accurate and efficient chemical analysis.

Synonyms
3,3'-Dimethylphenolphthalein
CAS Number
596-27-0
Purity
≥ 97% (Dye content)
Molecular Formula
C22H18O4
Molecular Weight
346.38
MDL Number
MFCD00005912
PubChem ID
68995
Melting Point
223 °C
Appearance
White to tan powder
Conditions
Store at RT
General Information
Synonyms
3,3'-Dimethylphenolphthalein
CAS Number
596-27-0
Purity
≥ 97% (Dye content)
Molecular Formula
C22H18O4
Molecular Weight
346.38
MDL Number
MFCD00005912
PubChem ID
68995
Melting Point
223 °C
Appearance
White to tan 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

o-Cresolphthalein is widely utilized in research focused on:

  • pH Indicator: Commonly used in titrations, it changes color at specific pH levels, making it valuable for laboratories needing precise pH measurements.
  • Analytical Chemistry: Employed in various assays to determine the concentration of metal ions, particularly in environmental testing, providing accurate results for researchers.
  • Colorimetric Analysis: Utilized in colorimetric methods to detect and quantify substances in solutions, aiding industries like pharmaceuticals and food safety in quality control.
  • Biochemical Research: Serves as a reagent in biochemical assays, helping scientists study enzyme activities and metabolic processes, which is crucial for drug development.
  • Textile and Dye Industry: Used in the formulation of dyes, offering vibrant colors and stability, which is beneficial for manufacturers looking for high-quality textile products.

Citations