Supplier Page from Thermo Fisher Scientific for Methyl 4-cyano-5-(methylthio)thiophene-2-carboxylate, 97%
2-Ethoxybenzamide, 97% from Thermo Fisher Scientific
DL-Ethyl 2-bromopropionate, 99% from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific
Ethylene carbonate, 99+% from Thermo Fisher Scientific