Supplier Page from Thermo Fisher Scientific for Tetrafluoroboric acid, ca 50% w/w aq. soln
Emodin, 95%, tech from Thermo Fisher Scientific
Ethyl 4-bromocrotonate, 75%, tech from Thermo Fisher Scientific
Ethyl chloroacetate, 99% from Thermo Fisher Scientific
Iron(III) acetylacetonate, 99+% from Thermo Fisher Scientific