Supplier Page from Thermo Fisher Scientific for Lanthanum rod, 6.35mm (0.25in) dia, 99.9% (REO)
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific
Ethyl 3-chloropropionate, 98% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific