Supplier Page from Thermo Fisher Scientific for 2-Bromo-3-pyridinecarboxaldehyde, 96%
Ethoxymethylenemalononitrile, 98% from Thermo Fisher Scientific
Ethyl cyanoformate, 99% from Thermo Fisher Scientific
Ethyltriphenylphosphonium bromide, 98% from Thermo Fisher Scientific
Glutaric anhydride, 95% from Thermo Fisher Scientific