3-hydroxy-3-(trifluoromethyl)piperazin-2-one

Methyl 2-hydroxy-2-(trifluoromethyl)-4-pentynoate

4-(1-methoxycarbonyl-2,2,2-trifluoroethylidene)-2-phenyl-2-oxazolin-5-one

三苯基氧化膦