(R) -(-)-Mandelic Acid, also known simply as mandelic acid, is a chemical compound with the molecular formula C8H8O3. It typically presents as colorless crystals or white powder and is soluble in water and organic solvents. This compound is notable for its chiral nature, existing as two enantiomers, (S)-(+)-mandelic acid and (R)-(-)-mandelic acid. It is commonly found in nature and is synthesized for various industrial and pharmaceutical applications.