Supplier Page from Thermo Fisher Scientific for (Trimethylsilyl)diazomethane, approx. 2M solution in diethyl ether
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
4'-Fluoroacetophenone, 99% from Thermo Fisher Scientific
Ethyl (ethoxymethylene)cyanoacetate, 98% from Thermo Fisher Scientific
Ethyl isonipecotate, 98+% from Thermo Fisher Scientific