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Catalog Number:
22829
CAS Number:
1141-59-9
P.A.R. Free acid, Indicator for complexometric titration
Grade:
ACS reagent
Synonym(s):
4-(2'-Pyridylazo)-resorcinol free acid
Documents
$18.53 /1G
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Product Information

P.A.R. Free acid is a versatile compound known for its unique properties and applications in various fields, particularly in the synthesis of dyes and pigments. This compound, also recognized as 4-(pyridin-2-yldiazenyl)benzene-1,3-diol, exhibits excellent solubility in organic solvents, making it ideal for use in formulations that require high stability and color intensity. Its azo structure contributes to its vibrant coloration, which is highly sought after in the textile and coatings industries. Researchers and manufacturers appreciate P.A.R. Free acid for its ability to produce vivid hues while maintaining excellent lightfastness and resistance to fading, which is crucial for products exposed to sunlight.

In addition to its applications in dye production, P.A.R. Free acid is also utilized in the development of various chemical intermediates and can serve as a reagent in organic synthesis. Its compatibility with other chemical processes allows for its integration into complex formulations, enhancing the overall performance of end products. With its robust characteristics and adaptability, P.A.R. Free acid stands out as a valuable asset for professionals seeking reliable and effective solutions in their projects.

Synonyms
4-(2'-Pyridylazo)-resorcinol free acid
CAS Number
1141-59-9
Grade
ACS reagent
Molecular Formula
C11H9N3O2
Molecular Weight
215.21
MDL Number
MFCD00006256
PubChem ID
65069
Appearance
Orange powder
Conditions
Store at RT
General Information
Synonyms
4-(2'-Pyridylazo)-resorcinol free acid
CAS Number
1141-59-9
Grade
ACS reagent
Molecular Formula
C11H9N3O2
Molecular Weight
215.21
MDL Number
MFCD00006256
PubChem ID
65069
Appearance
Orange powder
Conditions
Store at RT
Properties
Additional property information coming soon!
-
Safety and Regulations
Hazmat
No
Antibiotic
No
DEA-regulated
No
Warnings
-
Applications

P.A.R. Free acid is widely utilized in research focused on

  • Dyes and Pigments: This compound serves as a key intermediate in the production of azo dyes, which are extensively used in textiles, inks, and plastics due to their vibrant colors and stability.
  • Pharmaceuticals: It plays a role in the synthesis of various pharmaceutical agents, offering potential therapeutic benefits in treating conditions such as infections and inflammation.
  • Analytical Chemistry: P.A.R. Free acid is employed as a reagent in analytical methods, helping researchers detect and quantify other compounds in complex mixtures, enhancing accuracy in chemical analysis.
  • Biotechnology: The compound is utilized in the development of biosensors, providing a means to detect biological molecules, which is crucial for diagnostics and environmental monitoring.
  • Research and Development: Its unique properties make it valuable in the exploration of new materials, particularly in the fields of organic electronics and nanotechnology, where innovative applications are continuously emerging.

Citations