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Catalog Number:
01270
CAS Number:
125-20-2
Thymolphthalein
Grade:
ACS reagent
Synonym(s):
5',5''-Diisopropyl-2',2''-dimethylphenolphthalein
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Product Information

Thymolphthalein is a versatile chemical compound widely recognized for its application as a pH indicator in various laboratory settings. This compound transitions from colorless to blue as the pH of a solution shifts from acidic to alkaline, making it an essential tool for researchers and professionals in fields such as chemistry, biology, and environmental science. Its unique properties allow for precise monitoring of pH levels, which is crucial in processes like titrations and the formulation of pharmaceuticals.

In addition to its role as a pH indicator, Thymolphthalein is also utilized in the synthesis of dyes and pigments, enhancing its relevance in the textile and paint industries. Its stability and effectiveness in a range of conditions make it a preferred choice for professionals seeking reliable performance. With its dual functionality in both analytical and industrial applications, Thymolphthalein stands out as a valuable compound for those looking to optimize their processes and achieve accurate results.

Synonyms
5',5''-Diisopropyl-2',2''-dimethylphenolphthalein
CAS Number
125-20-2
Grade
ACS reagent
Molecular Formula
C28H30O4
Molecular Weight
430.5
MDL Number
MFCD00005909
PubChem ID
31316
Melting Point
253 ºC (Approx.)
Appearance
White to off-white solid
Conditions
Store at RT
General Information
Synonyms
5',5''-Diisopropyl-2',2''-dimethylphenolphthalein
CAS Number
125-20-2
Grade
ACS reagent
Molecular Formula
C28H30O4
Molecular Weight
430.5
MDL Number
MFCD00005909
PubChem ID
31316
Melting Point
253 ºC (Approx.)
Appearance
White to off-white solid
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

Thymolphthalein is widely utilized in research focused on:

  • pH Indicator: Commonly used in titrations, it changes color from colorless to blue at a pH range of 9.3 to 10.5, making it ideal for determining the acidity or alkalinity of solutions.
  • Laboratory Experiments: Frequently employed in educational settings to demonstrate acid-base reactions, providing a visual representation that enhances learning and understanding.
  • Biochemical Research: Utilized in studies involving enzyme activity and metabolic processes, helping researchers track changes in pH during reactions.
  • Cosmetic Formulations: Incorporated in products to indicate pH levels, ensuring formulations are safe and effective for skin application.
  • Environmental Monitoring: Used in assessing water quality, as it can indicate changes in pH levels in various aquatic environments, aiding in ecological studies.

Citations