Supplier Page from Thermo Fisher Scientific for Tantalum rod, 2.8mm (0.11in) dia, 99.95% (metals basis)
Ethyl 2-oxocyclohexanecarboxylate, 95% from Thermo Fisher Scientific
Ethyl 3-aminobenzoate, methanesulfonic acid salt, 98% from Thermo Fisher Scientific
Ethyl 4-bromocrotonate, 75%, tech from Thermo Fisher Scientific
Ethylcyclohexane, 99+% from Thermo Fisher Scientific