Divinyl ether, also known as diethylene glycol divinyl ether, is a colorless and flammable liquid used in organic synthesis and as a crosslinking agent for polymers. It is also used as a solvent in the production of resins, plastics, and coatings. Synonyms for divinyl ether include bis(2-propenyl) ether, 1,4-divinyl ether, 2,5-dioxahexane, and O,O'-divinyl ethylene glycol. The various synonyms for divinyl ether are commonly used in scientific literature and research papers as a way to describe the chemical in different contexts. Regardless of the term used, caution should always be taken when handling divinyl ether due to its flammability and potential health hazards.