Supplier Page from Thermo Fisher Scientific for 2-(Ethoxycarbonyl)furan-5-boronic acid pinacol ester, 96%
1,2-Ethanedithiol, 95% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl butyrate, 99% from Thermo Fisher Scientific
Fumaric acid, 99+% from Thermo Fisher Scientific