Supplier Page from Thermo Fisher Scientific for 2-Chloropyrimidine-5-carboxaldehyde, 97%
Ethyl (ethoxymethylene)cyanoacetate, 98% from Thermo Fisher Scientific
Ethyl 2-bromoisobutyrate, 98% from Thermo Fisher Scientific
Ethyl 2-oxocyclohexanecarboxylate, 95% from Thermo Fisher Scientific
Ethyl butyrate, 99% from Thermo Fisher Scientific