Supplier Page from Thermo Fisher Scientific for 2,4-Difluorobenzaldehyde, 98%
Ethyl cyanoacetate, 98+% from Thermo Fisher Scientific
Ethyl isonipecotate, 98+% from Thermo Fisher Scientific
Ethyltriphenylphosphonium bromide, 98% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific