Supplier Page from Thermo Fisher Scientific for 3-Butynyl p-toluenesulfonate, 96%
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
4-Ethylaniline, 99+% from Thermo Fisher Scientific
DL-Ethyl 2-bromopropionate, 99% from Thermo Fisher Scientific
Ethyl 2-hydroxyethyl sulfide, 98% from Thermo Fisher Scientific