Supplier Page from Thermo Fisher Scientific for tert-Butyl (R)-(+)-4-formyl-2,2-dimethyl-3-oxazolidinecarboxylate, 95%
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
DL-Ethyl 2-bromopropionate, 99% from Thermo Fisher Scientific
Ethyl indole-2-carboxylate, 97% from Thermo Fisher Scientific
Ethyl pyruvate, 98% from Thermo Fisher Scientific