Used as a key intermediate in the synthesis of pharmaceuticals, particularly in the production of fluorinated drugs where the fluorine atom enhances metabolic stability and bioavailability. Commonly employed in the development of antibiotics, antiviral agents, and anti-inflammatory compounds. Also utilized in the preparation of agrochemicals, such as herbicides and fungicides, due to its ability to improve the lipophilicity and environmental persistence of active ingredients. Serves as a building block in organic synthesis for Schiff base formation, which are important in coordination chemistry and catalyst design. Its aldehyde and phenolic functional groups allow for versatile reactivity in multi-step synthetic routes.