Supplier Page from Thermo Fisher Scientific for 5-Hydroxyindole-2-carboxylic acid, 97%
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl 2-oxocyclohexanecarboxylate, 95% from Thermo Fisher Scientific
N-Ethylaniline, 98% from Thermo Fisher Scientific