Supplier Page from Thermo Fisher Scientific for 2,4,6-Triphenylpyrylium tetrafluoroborate, 97%
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
DL-Ethyl 2-bromopropionate, 99% from Thermo Fisher Scientific
Ethyl 2-mercaptoacetate, 99% from Thermo Fisher Scientific
Ethyl 3-hydroxybutyrate, 99% from Thermo Fisher Scientific