Boron tribromide is widely used in organic synthesis as a reagent for the cleavage of ethers, converting them into alkyl bromides and alcohols. It is particularly effective in deprotecting methyl ethers, making it valuable in the production of fine chemicals and pharmaceuticals. Additionally, it serves as a catalyst in various polymerization reactions, aiding in the creation of specialized polymers. In the electronics industry, it is utilized in the production of semiconductors and as a dopant to modify the electrical properties of materials. Its ability to act as a Lewis acid also makes it useful in the synthesis of organoboron compounds, which are important intermediates in many chemical processes.