Supplier Page from Thermo Fisher Scientific for µd-Valerolactone, 98%, may contain polymer
Ethyl 2-oxocyclohexanecarboxylate, 95% from Thermo Fisher Scientific
Ethyl cyanoformate, 99% from Thermo Fisher Scientific
Ethylenediamine, 99% from Thermo Fisher Scientific
Eugenol, 99% from Thermo Fisher Scientific