Supplier Page from Thermo Fisher Scientific for Di-tert-butyl hydrazodiformate, 97%
1-Fluoro-2-nitrobenzene, 99% from Thermo Fisher Scientific
3-Fluorobenzaldehyde, 98+% from Thermo Fisher Scientific
Ethyl 3-chloropropionate, 98% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific