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Phenolphthalein is a chemical compound often used as a pH indicator in titrations, appearing colorless in acidic solutions and turning pink in basic solutions. It is synthesized through various methods, including esterification and nucleophilic substitution reactions, which involve phenolphthalein derivatives and electrophiles. Its structure consists of a triphenylmethane backbone, and it is known for its ability to undergo color changes due to its molecular structure, which allows it to act as an acid-base indicator. Phenolphthalein is also used in the synthesis of phenolphthalein glucuronide, a compound formed by the condensation of methyl-glucopyranosyl bromide with phenolphthalein, highlighting its versatility in chemical synthesis. The compound's functionality extends to its use in environmental and economical synthesis strategies, emphasizing its importance in various chemical processes.
仅用于科研。不用于诊断过程。未经明确授权不得转售。