Supplier Page from Thermo Fisher Scientific for 1-Chlorobutane, 99.5%, anhydrous, AcroSeal®
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
DL-Ethyl 2-bromopropionate, 99% from Thermo Fisher Scientific
Ethyltriphenylphosphonium bromide, 98% from Thermo Fisher Scientific
Fluorobenzene, 99% from Thermo Fisher Scientific