Supplier Page from Thermo Fisher Scientific for Platinum slug, 6.35mm (0.25in) dia x 6.35mm (0.25in) length, 99.95% (metals basis)
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
DL-Ethyl 2-bromopropionate, 99% from Thermo Fisher Scientific
Ethyl 2-oxocyclohexanecarboxylate, 95% from Thermo Fisher Scientific
Ethyl 4-bromocrotonate, 75%, tech from Thermo Fisher Scientific