Supplier Page from Thermo Fisher Scientific for 1-Bromo-2-butyne, 98%
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
DL-Ethyl 2-bromopropionate, 99% from Thermo Fisher Scientific
Ethyl (ethoxymethylene)cyanoacetate, 98% from Thermo Fisher Scientific
Ethyl 2-bromoisobutyrate, 98% from Thermo Fisher Scientific