Supplier Page from Thermo Fisher Scientific for 1,2,4-Trihydroxybenzene, 97%
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
Ethyl (ethoxymethylene)cyanoacetate, 98% from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific
Ethyl 4-bromocrotonate, 75%, tech from Thermo Fisher Scientific