358-23-6
三氟甲烷磺酸酐
+
19438-10-9
3-羟基苯甲酸甲酯
→
~90%
107658-28-6
methyl 3-(trifluoromethylsulfonyloxy)benzoate
1025373-45-8
trifluoromethanesulfonic acid anhydride
~84%