This chemical is primarily used in organic synthesis as a key reagent in Wittig reactions, which are essential for forming carbon-carbon double bonds in complex molecules. Its structure, featuring two triphenylphosphonium groups, makes it highly effective in generating alkenes from carbonyl compounds. It is particularly valuable in the synthesis of conjugated dienes, which are important intermediates in the production of pharmaceuticals, agrochemicals, and advanced materials. Additionally, its stability and reactivity under mild conditions make it a preferred choice in laboratory settings for constructing specific molecular frameworks with high precision.