Supplier Page from Thermo Fisher Scientific for (R)-alpha-Methyltryptophan hemihydrate, 98%, 98% ee
2-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
Dulcitol, 99+% from Thermo Fisher Scientific
Ethyl 2-mercaptoacetate, 99% from Thermo Fisher Scientific
Ethyl cyanoacetate, 98+% from Thermo Fisher Scientific