Supplier Page from Thermo Fisher Scientific for (Carbethoxyethylidene)triphenylphosphorane, ca. 94%, balance TPPO
4-Ethylphenol, 97% from Thermo Fisher Scientific
Ethyl dichlorophosphate, 97% from Thermo Fisher Scientific
Eugenol, 99% from Thermo Fisher Scientific
Iron(III) acetylacetonate, 99+% from Thermo Fisher Scientific