Used in pharmaceutical research as a key intermediate in the synthesis of kinase inhibitors, particularly in the development of anti-inflammatory and anticancer agents. Its structure enables selective binding to enzyme targets, making it valuable in drug discovery. Also employed in the preparation of fluorescent probes for biochemical assays due to its electron-withdrawing nitro group and heterocyclic framework. Commonly utilized in medicinal chemistry for scaffold modification to enhance potency and metabolic stability in lead compounds.