The borane-morpholine complex is widely used as a selective reducing agent in organic synthesis. It is particularly effective in reducing carboxylic acids to their corresponding alcohols without affecting other functional groups like esters, ketones, or nitriles. This specificity makes it valuable in the preparation of fine chemicals and pharmaceuticals where precise control over reduction reactions is crucial. Additionally, it is employed in the reduction of epoxides to alcohols and in the hydroboration of alkenes, which are key steps in the synthesis of complex organic molecules. Its stability and ease of handling compared to other borane complexes also contribute to its utility in laboratory and industrial settings.