Supplier Page from Thermo Fisher Scientific for (R)-(+)-3-Butyn-2-ol, 98%, 98% ee
2(2-Ethoxyethoxy)ethanol, 98+% from Thermo Fisher Scientific
4-Fluoroaniline, 98% from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl 2-bromoisobutyrate, 98% from Thermo Fisher Scientific