Hexamethylenetetramine, also known as urotropine, is a chemical compound with the formula C6H12N4. It appears as a white crystalline powder and is primarily used in the medical field as a urinary antiseptic. It works by acidifying urine, which helps to inhibit the growth of bacteria in the urinary tract. In addition to its medical applications, hexamethylenetetramine is utilized in the production of plastics and resins. It can also serve as a fuel in camping stoves and as a hardener in certain types of adhesives. Its versatility makes it an important compound in various industrial and pharmaceutical processes.