Supplier Page from Thermo Fisher Scientific for 1-Chlorobutane, sequenation grade
Ethyl (ethoxymethylene)cyanoacetate, 98% from Thermo Fisher Scientific
Ethyl 2-bromoisobutyrate, 98% from Thermo Fisher Scientific
Ethyl chloroformate, 99% from Thermo Fisher Scientific
Eugenol, 99% from Thermo Fisher Scientific