👉 Quinolins are a class of organic compounds that share similarities with the phenylacetic acid found in milk. They have a chemical structure similar to phenylalanine, but they contain a group called a quinoline ring instead of a carboxylic acid. Quinolins play an important role in the biosynthesis of proteins and are also involved in the metabolism of certain drugs. In the context of biochemistry, quinolins are often used as structural building blocks