Supplier Page from Thermo Fisher Scientific for TRIS, 1.0M buffer soln., pH 9.0
1-Fluoro-4-nitrobenzene, 99% from Thermo Fisher Scientific
2-Fluoroaniline, 99+% from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific
Ethyl cyanoformate, 99% from Thermo Fisher Scientific