Supplier Page from Thermo Fisher Scientific for 2,3-Dihydroxybenzaldehyde, 97%
4-Fluoroaniline, 98% from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl bromopyruvate, 80-85% from Thermo Fisher Scientific
Ethyl isonipecotate, 98+% from Thermo Fisher Scientific