Propane-2,2-diyldibenzene, also known as 1,3-di(phenylethynyl)benzene, is a versatile compound widely used in chemical synthesis. Its unique structure consisting of two benzene rings connected by a rigid alkyne linker makes it a valuable building block in organic chemistry.In chemical synthesis, Propane-2,2-diyldibenzene serves as a key intermediate for the preparation of a variety of functionalized compounds. Its triple bond can undergo various transformations such as Sonogashira coupling, Suzuki-Miyaura cross-coupling, and oxidative homocoupling reactions, enabling the introduction of diverse functional groups into the molecule.Furthermore, Propane-2,2-diyldibenzene can be utilized in the synthesis of conjugated polymers, liquid crystals, and materials with optoelectronic properties. Its rigid structure and π-conjugated system make it an excellent candidate for constructing π-extended systems with enhanced electronic properties.Overall, Propane-2,2-diyldibenzene plays a crucial role in the realm of chemical synthesis by offering chemists a versatile platform for creating complex molecules and functional materials with tailored properties and applications.