Supplier Page from Thermo Fisher Scientific for 4-(Trifluoromethoxy)benzenesulfonyl chloride, 98%
4'-Fluoroacetophenone, 99% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl 2-oxocyclohexanecarboxylate, 95% from Thermo Fisher Scientific
Flavone, 99+% from Thermo Fisher Scientific