Supplier Page from Thermo Fisher Scientific for Hydrobromic acid, pure, ca. 48 wt% solution in water
2-Ethylaniline, 98% from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific
Ethyl phenylpropiolate, 98% from Thermo Fisher Scientific
Iron(III) acetylacetonate, 99+% from Thermo Fisher Scientific