Supplier Page from Thermo Fisher Scientific for Sodium tert-pentoxide, 2.5M (30 wt%) solution in THF, AcroSeal®
4-Ethylphenol, 97% from Thermo Fisher Scientific
Ethyl 2-oxocyclohexanecarboxylate, 95% from Thermo Fisher Scientific
Ethyl butyrate, 99% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific