What is c4h2o4?

C4H2O4 is a chemical formula for an organic compound called maleic acid. It is a white crystalline powder with a sour taste and is commonly used in the production of adhesives, resins, and pesticides. Maleic acid is also used as an acidity regulator in the food industry and as a pH adjuster in various industrial processes. Its molecular weight is 116.072 g/mol, and it has a melting point of around 135°C. Maleic acid is soluble in water, ethanol, and acetone. It is a weak organic acid and can form salts with various metals and amines. Maleic acid has several isomers, including fumaric acid, which has a similar chemical formula but different molecular structure.