Supplier Page from Thermo Fisher Scientific for Sodium hydroxide, 5% w/v aq. soln
4'-Fluoroacetophenone, 99% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Ethylene carbonate, 99+% from Thermo Fisher Scientific