Used as a key intermediate in the synthesis of angiotensin II receptor antagonists, particularly in the production of antihypertensive drugs like losartan and other sartan-class medications. Its tetrazole ring serves as a bioisostere for the carboxylic acid group, enhancing metabolic stability and improving oral bioavailability. Also employed in coordination chemistry as a ligand for metal ions in catalytic systems. Finds use in research for developing new pharmaceuticals and functional materials due to its polarity and hydrogen bonding capability.