Supplier Page from Thermo Fisher Scientific for (Ethylthio)acetic acid, 97%
1-Fluoro-2-nitrobenzene, 99% from Thermo Fisher Scientific
4-Fluorobenzyl chloride, 98% from Thermo Fisher Scientific
Ethyl trifluoroacetate, 99% from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific