C2H5NO is the chemical formula for ethanolamine, a compound that consists of two carbon atoms, five hydrogen atoms, one nitrogen atom, and one oxygen atom. It is an organic compound that is often used in the production of surfactants, emulsifiers, and pharmaceuticals. Ethanolamine is a colorless, viscous liquid with a mild ammonia-like odor. Ethanolamine plays a significant role in various industrial applications, including the manufacture of detergents, herbicides, and cosmetics. It is also used in the synthesis of biodegradable plastics and as a corrosion inhibitor in water treatment processes. Its versatility makes it an important compound in both chemical and pharmaceutical industries.