Supplier Page from Thermo Fisher Scientific for Cobalt(II) chloride hexahydrate, 98-102%, ACS reagent
1-Fluoro-2-nitrobenzene, 99% from Thermo Fisher Scientific
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
Ethyl chloroformate, 99% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific