Supplier Page from Thermo Fisher Scientific for Cobalt(II) fluoride, ultra dry, 99.99% (metals basis)
4-Ethylaniline, 99+% from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific