Supplier Page from Thermo Fisher Scientific for Trifluoromethanesulfonic anhydride, 98%
8-Hydroxyquinoline, ACS reagent from Thermo Fisher Scientific
Ethyl chrysanthemate, 95%, mixture of cis and trans from Thermo Fisher Scientific
Hydroquinone, 99% from Thermo Fisher Scientific
Methyl 4-(chloroformyl)butyrate, 98% from Thermo Fisher Scientific