What are the main uses of 4-Methyl-1H-benzotriazole (CAS: 29385-43-1)?

4-Methyl-1H-benzotriazole (CAS: 29385-43-1) is widely used as a corrosion inhibitor in industries involving metals, such as water treatment and coatings. It also serves as a preservative in pharmaceuticals and cosmetics, and as an antioxidant in food preservation. In research, it is utilized as a synthetic intermediate and in material science for its protective properties against oxidation and degradation.