Tert-butyl 4-[4-[4-(2,2,2-trifluoroethoxy)phenyl]piperazin-1-yl]sulfonyloxane-4-carboxylate 、
三氟乙酸 以
二氯甲烷 为溶剂,
以90%的产率得到2,2,2-trifluoroacetic acid compound with 4-((4-(4-(2,2,2-trifluoroethoxy)phenyl)piperazin-1-yl)sulfonyl)tetrahydro-2H-pyran-4-carboxylic acid (1:1)