Supplier Page from Thermo Fisher Scientific for Praseodymium(III) chloride hydrate, REacton:r, 99.9% (REO)
4-Fluoroaniline, 98% from Thermo Fisher Scientific
Ethyl 2-bromoisobutyrate, 98% from Thermo Fisher Scientific
Ethyl 3-aminocrotonate, 98.5% from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific