Sodium 2-oxobutanoate-d5 is a deuterium-labeled version of Sodium 2-oxobutanoate. This organic compound is commonly utilized as a food additive and industrial raw material. It serves as an acidity regulator, leavening agent, and preservative, frequently found in bread, baked goods, and canned processing. Additionally, it is employed in the manufacture of certain industrial products, such as plastics, textiles, and dyes.