4'-amino-4-hydroxy-3-carboxyazobenzene

4'-Amino-4-hydroxy-3-carboxyazobenzene, also known as 4-Amino-4-hydroxy-3-carboxyazobenzene or Acid Red 3, is a synthetic organic compound with the chemical formula C12H10N4O5. It belongs to the azo dye class and is commonly used as a red dye in various applications, including the textile and food industries. This chemical is characterized by its vivid red color and its azo structure, which consists of two nitrogen atoms linked by a double bond (-N=N-) and is widely used for its ability to impart color to a variety of products. However, it's important to note that certain azo dyes, including Acid Red 3, have been associated with health concerns, leading to regulatory restrictions in some regions.