Supplier Page from Thermo Fisher Scientific for (2R,3S)-3-(Boc-amino)-2-hydroxy-5-methylhexanoic acid, 97%
2-Fluorobenzaldehyde, 97% from Thermo Fisher Scientific
Ethyl cyanoacetate, 98+% from Thermo Fisher Scientific
Ethyl isonipecotate, 98+% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific