Supplier Page from Thermo Fisher Scientific for (S)-(-)-2,2'-Bis(di-p-tolylphosphino)-1,1'-binaphthyl, 98%
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
DL-Ethyl 2-bromopropionate, 99% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl picolinate, 99% from Thermo Fisher Scientific