2,3-bis(trifluoromethyl)-7-oxabicyclo[2.2.1]hepta-2,5-diene

呋喃

2-Butene, 1,1,1,2,4,4,4-heptafluoro-, (Z)-

ethyl 2,3-bis(trifluoromethyl)-7-oxabicyclo(2.2.1)hepta-2,5-diene-5-carboxylate

丙炔酸乙酯