Supplier Page from Thermo Fisher Scientific for (1R,2R)-2-Amino-1-(4-nitrophenyl)propane-1,3-diol, 96%
4'-Fluoroacetophenone, 99% from Thermo Fisher Scientific
Ethyl 2-bromoisobutyrate, 98% from Thermo Fisher Scientific
Ethyl 3-pyridylacetate, 99% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific