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Catalog Number:
42481
CAS Number:
596-01-0
α-Naphtholphthalein
Grade:
Practical grade
Purity:
≥ 80% (Assay by titration)
Documents
$109.76 /1G
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Product Information

a-Naphtholphthalein is a versatile chemical compound known for its applications in various industries, particularly in the field of pH indicators and dyes. This compound exhibits unique properties that make it an excellent choice for researchers and professionals in analytical chemistry. Its ability to change color in response to pH variations allows for precise monitoring in titrations and other analytical procedures. Additionally, a-Naphtholphthalein is utilized in the production of dyes and pigments, contributing to vibrant colors in textiles and plastics.

The compound's stability and effectiveness as a pH indicator make it particularly valuable in laboratory settings, where accurate measurements are crucial. Its unique structure, featuring multiple hydroxyl groups, enhances its solubility and reactivity, providing advantages over similar compounds. Researchers can leverage a-Naphtholphthalein for various applications, including environmental monitoring and quality control in manufacturing processes, ensuring that they achieve reliable results with ease.

CAS Number
596-01-0
Purity
≥ 80% (Assay by titration)
Grade
Practical grade
Molecular Formula
C28H18O4
Molecular Weight
418.44
MDL Number
MFCD00036202
PubChem ID
68993
Melting Point
238 - 240 °C
Appearance
Pink to brown powder
Conditions
Store at RT
General Information
CAS Number
596-01-0
Purity
≥ 80% (Assay by titration)
Grade
Practical grade
Molecular Formula
C28H18O4
Molecular Weight
418.44
MDL Number
MFCD00036202
PubChem ID
68993
Melting Point
238 - 240 °C
Appearance
Pink to brown powder
Conditions
Store at RT
Properties
Additional property information coming soon!
-
Safety and Regulations
Hazmat
No
Antibiotic
No
DEA-regulated
No
Warnings
-
Applications

a-Naphtholphthalein is widely utilized in research focused on:

  • pH Indicator: It serves as a pH indicator in titrations, particularly in the acidic to neutral range, providing clear color changes that help in determining the endpoint of reactions.
  • Colorimetric Analysis: In analytical chemistry, it is used for colorimetric assays, allowing for the quantification of various substances based on color intensity, which is crucial in laboratories.
  • Biological Staining: The compound is employed in histology and microbiology for staining tissues and cells, enhancing visibility under a microscope, which aids in research and diagnostics.
  • Polymer Chemistry: It acts as a dye in the production of colored plastics and polymers, providing vibrant colors while maintaining stability and resistance to fading over time.
  • Research in Organic Synthesis: a-Naphtholphthalein is used as a reagent in organic synthesis, facilitating the development of new compounds and materials in pharmaceutical and chemical research.

Citations