Supplier Page from Thermo Fisher Scientific for Dowex® 1X8, 50-100 mesh, ion-exchange resin
Ethyl 2-bromoisobutyrate, 98% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Ethyl cyanoacetate, 98+% from Thermo Fisher Scientific
Ethyl phenylpropiolate, 98% from Thermo Fisher Scientific