Supplier Page from Thermo Fisher Scientific for (R)-alpha-Methyltryptophan hemihydrate, 98%, 98% ee
2-Ethylaniline, 98% from Thermo Fisher Scientific
2-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
4'-Fluoroacetophenone, 99% from Thermo Fisher Scientific
Ethanethiol, 99+% from Thermo Fisher Scientific