Supplier Page from Thermo Fisher Scientific for Sodium periodate, 99.8+%, ACS reagent
1-Fluoro-4-nitrobenzene, 99% from Thermo Fisher Scientific
4-Ethylaniline, 99+% from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl carbazate, 97% from Thermo Fisher Scientific