Supplier Page from Thermo Fisher Scientific for 2,2'-Bithiophene, 97%
Ethyl 3-hydroxybutyrate, 99% from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific
Ethyl 4-bromocrotonate, 75%, tech from Thermo Fisher Scientific
Ethyl chloroacetate, 99% from Thermo Fisher Scientific