Used as an intermediate in the synthesis of pharmaceuticals and agrochemicals, particularly in the development of biologically active pyrazole derivatives. The tert-butoxycarbonyl (Boc) protecting group on the pyrazole nitrogen provides stability during synthetic reactions and can be easily deprotected later as needed. It serves as a building block in medicinal chemistry for constructing kinase inhibitors, anti-inflammatory agents, antimicrobials, and other targeted therapies or specific enzyme inhibitors. The bromo substituent at the 4-position allows for further functionalization via cross-coupling reactions such as Suzuki or Heck reactions, enabling rapid diversification of molecular structures. Commonly employed in research settings for the preparation of novel compounds in drug discovery programs.