Used as a key intermediate in the synthesis of pharmaceuticals, particularly in the production of vasodilator drugs and agents for treating cardiovascular conditions. Its structure supports the development of bioactive molecules due to the presence of the pyridine N-oxide functionality, which enhances reactivity and selectivity in organic transformations. Commonly employed in medicinal chemistry for constructing complex heterocyclic systems. Also utilized in research settings for developing new synthetic routes and optimizing drug candidates.