Used in biochemical research to study metabolic pathways, particularly those involving tyrosine and phenylalanine metabolism. It serves as a key intermediate in the synthesis of various bioactive compounds, including antioxidants and anti-inflammatory agents. Applied in the development of pharmaceuticals targeting metabolic disorders and neurodegenerative diseases. Also utilized in analytical chemistry as a reference standard for identifying and quantifying related metabolites in biological samples. Its role in plant biochemistry is explored for understanding phenolic compound biosynthesis.