651-91-2
2,3-bis(trifluoromethyl)-7-oxabicyclo[2.2.1]hepta-2,5-diene
→
~82%
878-82-0
3,4-bis(trifluoromethyl)furan
110-00-9
呋喃
+
17157-69-6
~67%
144433-67-0
623-47-2
丙炔酸乙酯
~47%
88-14-2
糠酸
~39%