2-Propoxyphenylboronic acid, including its anhydride forms, is primarily utilized in organic synthesis, particularly in Suzuki-Miyaura cross-coupling reactions. This reaction is widely employed in the pharmaceutical and agrochemical industries to form carbon-carbon bonds, enabling the synthesis of complex organic molecules. The compound acts as a boron reagent, facilitating the coupling of aryl halides with aryl boronic acids to produce biaryl compounds, which are key intermediates in drug development. Additionally, it is used in the preparation of advanced materials, such as organic semiconductors and polymers, due to its ability to introduce specific functional groups into molecular structures. Its application extends to research and development in medicinal chemistry, where it aids in the creation of novel compounds with potential therapeutic properties.