Aspirin, the raw material of which belongs to acetylsalicylic acid, was first discovered by German chemist and scientist Felix Hoffmann in 1897. As it is known, the main source of acetylsalicylic acid is willow tree.
The inventor of aspirin, which we use as a pain reliever, is German chemist Felix Hauffmann. Aspirin, which was first produced at the end of the 19th century, is obtained from willow tree.
German chemist Felix Hauffmann invented aspirin, most well-known and used medical in history. It was the end of 19th century when it was first used.