Supplier Page from Thermo Fisher Scientific for 2,3,4-Trimethoxybenzeneboronic acid, 98%
2-Ethoxybenzamide, 97% from Thermo Fisher Scientific
3-Ethoxy-2-cyclohexen-1-one, 99% from Thermo Fisher Scientific
Ethyl N-piperazinecarboxylate, 99% from Thermo Fisher Scientific