Supplier Page from Thermo Fisher Scientific for 2-Bromo-2',4'-dimethoxyacetophenone, 98%
Ethyl 2-mercaptoacetate, 99% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl chloroacetate, 99% from Thermo Fisher Scientific
Ethyl isonipecotate, 98+% from Thermo Fisher Scientific