Alkynes XF2CCCP(O)(OR)2: Synthesis and reactivity

► Synthesis and reactivity of XF2CCCP(O)(OEt)2 are reviewed. ► Synthesis of fluorinated heterocyclic organophosphonates is described. ► Diels-Alder reactions of fluorinated alkynylphosphonates are discussed. ► Synthesis of fluorinated vinylphosphonates is presented.