Supplier Page from Thermo Fisher Scientific for (4-Bromophenoxy)-tert-butyldimethylsilane, 97%
4-Ethylphenol, 97% from Thermo Fisher Scientific
Ethyl 4-dimethylaminobenzoate, 99+% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific