Supplier Page from Thermo Fisher Scientific for (1S,2S)-(+)-2-Amino-1-phenyl-1,3-propanediol, 97%
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl 2-bromoisobutyrate, 98% from Thermo Fisher Scientific
Ethyl isonipecotate, 98+% from Thermo Fisher Scientific
Ethylenediamine, 99% from Thermo Fisher Scientific