7-Chloro-4-hydroxyquinoline (CAS 86-99-7)

7-Chloro-4-hydroxyquinoline possesses versatile synthetic pathways, being obtainable from either 4-hydroxyquinoline or 4-chloroquinoline. In the synthesis from 4-hydroxyquinoline, the reaction involves chlorine gas reacting with the compound in the presence of potassium hydroxide as a base. This reaction results in the production of 7-Chloro-4-hydroxyquinoline as well as potassium chloride. Conversely, the synthesis from 4-chloroquinoline entails the reaction of the compound with hydrogen peroxide in the presence of sodium hydroxide as a base, yielding 7-Chloro-4-hydroxyquinoline along with sodium chloride as the primary products. The applications of 7-Chloro-4-hydroxyquinoline in scientific research encompass a broad range. It has found utility as a catalyst in organic synthesis, an enzyme inhibitor, and a fluorescent probe in imaging studies. While the exact mechanism of action of 7-Chloro-4-hydroxyquinoline remains not fully elucidated, it is believed to act as an enzyme inhibitor by binding to the active site of the enzyme, thereby impeding its activity. Furthermore, 7-Chloro-4-hydroxyquinoline has demonstrated interactions with DNA and RNA, potentially influencing gene expression.e