126296-29-5 2,3,5,6-Tetrafluorophenyl 5-iodo-4-pentenoate 2,3,5,6-Tetrafluorophenyl-5-iodo-4-pentenoate 2,3,5,6-Tfpip 4-Pentenoic acid, 5-iodo-, 2,3,5,6-tetrafluorophenyl ester