Isobutylphenyl propionic acid is a mouthful of a name, but there are a few synonyms that make it easier to discuss. One of the most common synonyms is ibuprofen, which is used as a pain reliever and anti-inflammatory medication. Other synonyms include propionic acid, isobutylphenyl, and 4-isobutylphenylpropionic acid. While these synonyms may not be used as frequently as ibuprofen, they are still important to be aware of, particularly in scientific or medical contexts. By knowing these synonyms, you can more easily understand and discuss research and treatments related to this compound.