Supplier Page from Thermo Fisher Scientific for 15-Crown-5, 98%
2-Ethoxybenzamide, 97% from Thermo Fisher Scientific
Eicosanoic acid, 98% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl 2-oxocyclohexanecarboxylate, 95% from Thermo Fisher Scientific