3-Ethynylbenzoic acid serves as a key synthetic intermediate for the preparation of a wide range of biologically and chemically active compounds. Owing the versatile and potent reactivity of 3-Ethynylbenzoic acid, 3-Ethynylbenzoic acid enables the development of functionalized derivatives and complex molecular scaffolds, therefore contributing to advanced research in biomedical and pharmaceutical sciences, as well as mechanistic studies in organic and medicinal chemistry.