N-甲基三氟甲烷磺酰胺

N-苯基三氟甲磺酸甲胺

1,1,1-trifluoro-N-prop-2-enylmethanesulfonamide

methyl 5-methoxy-2-(trifluoromethylsulfonyloxy)benzoate

(2,2-dimethyl-4H-1,3-dioxin-5-yl) trifluoromethanesulfonate