Supplier Page from Thermo Fisher Scientific for 1-Propanephosphonic acid cyclic anhydride, 50 wt.% solution in dimethylformamide
2-Fluoroaniline, 99+% from Thermo Fisher Scientific
Ethyl (ethoxymethylene)cyanoacetate, 98% from Thermo Fisher Scientific
Ethyl 3-hydroxybutyrate, 99% from Thermo Fisher Scientific
Ethyl cyanoacetate, 98+% from Thermo Fisher Scientific