Reactant involved in Asymmetric conjugate addition and intramolecular cyclization Condensation with benzoxazinediones Intramolecular dehydrobromination Cycloaddition with nitro ketone Baylis-Hillman adducts. Reagent for the synthesis of heterocycles.

For R&D use onlynot for drug household or other uses.

Triphenylvinylphosphonium Bromide has been used to enhance the thermal stability of epoxy resin. It is commonly used as a Wittig reagent.