Supplier Page from Thermo Fisher Scientific for Copper(II) ethylacetoacetate, 97%
(+)-5-Iodo-2'-deoxyuridine, 99% from Thermo Fisher Scientific
4-Bromobutyric acid, 98% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Fumaric acid, 99+% from Thermo Fisher Scientific