1-Anthraquinonesulfonic acid, ammonium salt
1-Anthraquinonesulfonic acid, ammonium salt, identified by CAS number 55812-59-4, is a specialized aromatic organic compound belonging to the anthraquinone derivative family. This chemical exists typically as a yellow to orange crystalline solid or powder and is characterized by the presence of a sulfonic acid group at the alpha position of the anthraquinone nucleus, neutralized by an ammonium cation. The incorporation of the sulfonate group significantly enhances its solubility in aqueous media and polar organic solvents compared to the parent anthraquinone molecule. As a functionalized polycyclic aromatic, it serves as a critical building block in synthetic organic chemistry, particularly in the development of specialized colorants and redox-active materials. In industrial and research settings, it is valued for its chemical stability and its role as a precursor for more complex molecular architectures. Proper handling requires adherence to standard laboratory safety protocols, including the use of personal protective equipment to prevent inhalation of dust or direct contact with skin and eyes.
• In the dyestuff and pigment industry, 1-anthraquinonesulfonic acid, ammonium salt serves as a vital intermediate for the synthesis of acid dyes and vat dyes. The sulfonic acid moiety facilitates water solubility, which is essential for textile processing and the coloration of protein fibers like wool and silk. Its anthraquinone backbone provides excellent lightfastness and thermal stability to the resulting pigments, making it a preferred precursor for high-performance colorants used in various industrial coatings and plastics.
• This compound is extensively utilized in electrochemical research and the development of redox flow batteries. Due to the reversible redox behavior of the anthraquinone core, the ammonium salt version offers a soluble active species that can undergo multiple charge-discharge cycles. Researchers leverage its specific reduction potential and solubility characteristics to optimize the energy density and stability of aqueous organic flow batteries, contributing to advancements in large-scale energy storage solutions.
• It functions as a versatile building block in organic synthesis for the preparation of further functionalized anthraquinone derivatives. By undergoing nucleophilic substitution or further sulfonation, it allows for the creation of complex molecules used in analytical chemistry as reagents or indicators. Its role as a chemical intermediate extends to the production of photographic chemicals and specialized catalysts where the anthraquinone structure is required to facilitate specific electron transfer processes or photochemical reactions.
Product Name: 1-Anthraquinonesulfonic acid, ammonium salt
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