Supplier Page from Thermo Fisher Scientific for (1S,2S)-(+)-2-Amino-1-phenyl-1,3-propanediol, 97%
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific
Ethylene carbonate, 99+% from Thermo Fisher Scientific