p-Tolyl crotonate is widely used in the synthesis of organic compounds, particularly in polymerization reactions. It serves as a monomer in the production of specialty polymers and resins, which are utilized in coatings, adhesives, and sealants due to their durability and chemical resistance. Additionally, it is employed in the manufacture of plasticizers, enhancing the flexibility and workability of plastics. In the field of organic chemistry, it acts as an intermediate in the preparation of more complex molecules, including pharmaceuticals and agrochemicals. Its application extends to the fragrance industry, where it is used to create specific aromatic compounds.