Used as a key intermediate in the synthesis of kinase inhibitors, particularly in pharmaceutical research targeting cancer therapies. Its structure enables selective binding to enzyme active sites, making it valuable in developing drugs that modulate cell signaling pathways. Commonly employed in medicinal chemistry for optimizing lead compounds due to its ability to enhance potency and selectivity. Also utilized in the preparation of fluorescent probes for biochemical assays, leveraging its quinoline core for detectable emission properties in cellular imaging.