Used in organic synthesis as a building block for pharmaceuticals, particularly in Suzuki-Miyaura cross-coupling reactions to form carbon-carbon bonds. Its boronic acid group enables attachment to aromatic systems, making it valuable in drug discovery for creating biaryl compounds. The thiomorpholine moiety adds polarity and can influence pharmacokinetic properties, such as solubility and metabolic stability, in bioactive molecules. Commonly applied in the development of enzyme inhibitors and targeted therapies.