Supplier Page from Thermo Fisher Scientific for (S)-N-FMOC-alpha-Methylvaline, 98%, 98% ee
1-Fluoro-4-nitrobenzene, 99% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific