Supplier Page from Thermo Fisher Scientific for 1-Butanol, 99.5%, for analysis
2-Ethyl-1-hexanol, 99% from Thermo Fisher Scientific
Dulcitol, 99+% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl indole-2-carboxylate, 97% from Thermo Fisher Scientific