This chemical is primarily used in organic synthesis as an intermediate for the production of more complex compounds, particularly in the pharmaceutical industry. It serves as a building block for the development of indole-based drugs, which are known for their diverse biological activities. Its structure, featuring both carboxylic acid and chloro groups, makes it valuable in designing molecules with potential therapeutic properties, such as anti-inflammatory, antimicrobial, or anticancer agents. Additionally, it can be utilized in research to study the structure-activity relationships of indole derivatives, aiding in the discovery of new bioactive compounds.