呋喃 、
三氟甲苯 生成
endo-7-(trifluoromethyl)-9-oxatricyclo<6.3.0.02,7>undeca-3,5,10-triene 、
endo-7-(trifluoromethyl)-9-oxatricyclo<6.3.0.02,7>undeca-3,5,10-triene 、 7-(trifluoromethyl)-11-oxatricyclo<4.2.2.1
2,5>undeca-3,7,9-triene 、 endo-2-(trifluoromethyl)-9-oxatricyclo<6.3.0.0
2,7>undeca-3,5,10-triene