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Catalog Number:
30115
CAS Number:
77-09-8
Phénolphtaléine
Grade:
Réactif ACS
Synonym(s):
3,3-Bis(4-hydroxyphényl)-1(3 H -isobenzofuranone, 3,3-Bis( p -hydroxyphényl)phtalide
Documents
$22.03 /100 g
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Product Information

Utilisé comme indicateur pour les titrages acidimétriques.

Synonyms
3,3-Bis(4-hydroxyphényl)-1(3 H -isobenzofuranone, 3,3-Bis( p -hydroxyphényl)phtalide
CAS Number
77-09-8
Grade
Réactif ACS
Molecular Formula
C20H14O4
Molecular Weight
318.33
MDL Number
MFCD00005913
PubChem ID
4764
Melting Point
258-262 ?C
Density
1.3
Appearance
Solide blanc ou blanc jaunâtre
Conditions
Magasin chez RT
General Information
Synonyms
3,3-Bis(4-hydroxyphényl)-1(3 H -isobenzofuranone, 3,3-Bis( p -hydroxyphényl)phtalide
CAS Number
77-09-8
Grade
Réactif ACS
Molecular Formula
C20H14O4
Molecular Weight
318.33
MDL Number
MFCD00005913
PubChem ID
4764
Melting Point
258-262 ?C
Density
1.3
Appearance
Solide blanc ou blanc jaunâtre
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

Phenolphthalein is widely utilized in research focused on:

  • pH Indicator: Commonly used in titrations, it changes color from colorless to pink as the pH shifts from acidic to basic, making it invaluable in chemistry labs for determining the acidity or alkalinity of solutions.
  • Pharmaceuticals: Employed in the formulation of laxatives, it acts as a stimulant for bowel movements, providing a practical solution for digestive health.
  • Biochemical Research: Used in various assays to detect the presence of certain compounds, aiding researchers in identifying and quantifying substances in biological samples.
  • Cosmetics: Incorporated in some cosmetic formulations, it helps in stabilizing products and enhancing their appearance, appealing to manufacturers aiming for quality and effectiveness.
  • Educational Demonstrations: Often featured in classroom experiments, it helps students visualize chemical reactions and understand concepts of acidity and basicity, enhancing the learning experience.

Citations