Supplier Page from Thermo Fisher Scientific for Sodium bisulfate monohydrate, 97%, extra pure, reagent, Crystals
3-Fluorobenzaldehyde, 98+% from Thermo Fisher Scientific
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
DL-Ethyl 2-bromopropionate, 99% from Thermo Fisher Scientific
Ethyl 2-hydroxyethyl sulfide, 98% from Thermo Fisher Scientific