Supplier Page from Thermo Fisher Scientific for (2R,3S)-3-(Boc-amino)-2-hydroxy-5-methylhexanoic acid, 97%
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
Ethyl N-piperazinecarboxylate, 99% from Thermo Fisher Scientific
Ethyl picolinate, 99% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific