Supplier Page from Thermo Fisher Scientific for 5-Bromothiophene-2-carboxaldehyde, 97%
1,2-Ethanedithiol, 95% from Thermo Fisher Scientific
Epichlorohydrin, 99% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl butyrate, 99% from Thermo Fisher Scientific