Supplier Page from Thermo Fisher Scientific for all-trans-Retinoic acid, 97%
Epichlorohydrin, 99% from Thermo Fisher Scientific
Ethyl 3-aminocrotonate, 98.5% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Iron(III) acetylacetonate, 99+% from Thermo Fisher Scientific