Supplier Page from Thermo Fisher Scientific for Pyridinium p-toluenesulfonate, 98+%
2-Fluorobenzaldehyde, 97% from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific
Ethyl 2-mercaptoacetate, 99% from Thermo Fisher Scientific
Ethylene glycol dimethyl ether, 99+%, extra pure, stabilized with BHT from Thermo Fisher Scientific