Supplier Page from Thermo Fisher Scientific for Silver foil, 0.025mm (0.001in) thick, annealed, 99.95% (metals basis)
1-Fluoro-2-nitrobenzene, 99% from Thermo Fisher Scientific
4-Fluorobenzyl chloride, 98% from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific
Flavone, 99+% from Thermo Fisher Scientific