Supplier Page from Thermo Fisher Scientific for (S)-4-Benzyl-2-oxazolidinone, 99%, >99% ee
1-Fluoro-4-nitrobenzene, 99% from Thermo Fisher Scientific
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl 4-bromocrotonate, 75%, tech from Thermo Fisher Scientific