4-Hydroxy-3-methoxy-d3-benzoic Acid

4-Hydroxy-3-methoxy-d3-benzoic acid is a chemical compound that belongs to the class of benzoic acids. It has a molecular formula of C8H8O4 and a molecular weight of 168.15 g/mol. This compound is also known by the name vanillic acid or 4-hydroxy-3-methoxybenzoic acid. It is a white to light yellow crystalline powder that is soluble in water, alcohol, and ether. This compound is widely used in the food industry as a flavoring agent, as it has a vanilla-like aroma and taste. It is also used as a preservative in foods and beverages. In addition, it is used in the pharmaceutical industry as an intermediate for the synthesis of various drugs and as an antioxidant in cosmetic products. The chemical properties of 4-Hydroxy-3-methoxy-d3-benzoic acid make it an important compound in various industrial applications. It is a weak organic acid with a pKa of 4.06, which makes it a suitable acidulant for food and beverage products. It is also a powerful antioxidant, which makes it useful in preventing lipid oxidation in foods. In conclusion, 4-Hydroxy-3-methoxy-d3-benzoic acid is a versatile compound that has a wide range of applications in various industries. Its unique chemical properties make it an important ingredient in food, pharmaceutical, and cosmetic products.