Supplier Page from Thermo Fisher Scientific for Silica gel orange, for drying purposes, non toxic grade, 2-5 mm
1-Fluoro-2-nitrobenzene, 99% from Thermo Fisher Scientific
Ethyl 3-hydroxybutyrate, 99% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Ethyl indole-2-carboxylate, 97% from Thermo Fisher Scientific