Mercaptopropionic acid, also known as thioglycolic acid, is a versatile organic compound widely used in various industries. Due to its unique properties, a number of synonyms have been coined for this substance. One commonly used term is 3-mercaptopropionic acid, which accurately describes its chemical structure. Another synonym for mercaptopropionic acid is thiomalic acid, highlighting its sulfur-containing composition. Additionally, it is known as 3-TG, representing its three-carbon backbone and thioglycolic acid term. These synonms are often utilized in scientific research, manufacturing processes, and chemical formulations, allowing professionals to easily identify and refer to this important compound by different names, depending on their specific industry or application.