Buy Phenolphthalein White (77-09-8) MF: C20H14O4 | MW: 318.32. Get High Quality Phenolphthalein White (77-09-8) from Tristains at Dawnscientific.com
It is a white crystalline powder with the chemical formula C20H14O4 and molecular weight of 318.32 g/mol. Phenolphthalein was first discovered in the late 19th century and has since become a popular compound in scientific research and practical applications. It is commonly used as an acid-base indicator due to its pH-sensitive properties, undergoing a color change from colorless to pink/red in the presence of a base.
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Applications :
Laboratory Research: Phenolphthalein is utilized in various laboratory procedures, such as testing the acidity or basicity of substances, studying reaction kinetics, and determining pH levels in solutions.Acid-Base Titration: Phenolphthalein is frequently used in acid-base titrations to determine the endpoint of a reaction. It acts as an indicator by changing color when the solution reaches a specific pH value, indicating the neutralization point.Quality Control: In industries such as pharmaceuticals, cosmetics, and food, phenolphthalein is employed as a pH indicator to assess the quality and stability of products. It helps ensure that the desired pH range is maintained, indicating proper formulation or any necessary adjustments.Medical Applications: Although less common now due to safety concerns, phenolphthalein was previously used as a laxative. Its properties as a stimulant for bowel movements made it useful in certain medical scenarios. However, it has been largely replaced by safer alternatives in recent years.Education: Phenolphthalein is commonly used in educational settings, particularly in chemistry classes, to demonstrate acid-base reactions and the concept of indicators. Its color change provides a visual representation of chemical reactions, enhancing students’ understanding.
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