Supplier Page from Thermo Fisher Scientific for Copper foil, 0.5mm (0.02in) thick, Puratronic:r, 99.998% (metals basis), Oxygen free
3-Ethoxy-2-cyclohexen-1-one, 99% from Thermo Fisher Scientific
4-Ethylaniline, 99+% from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific
Farnesol, 96%, mixture of isomers from Thermo Fisher Scientific