Supplier Page from Thermo Fisher Scientific for 2,3,5,6-Tetrafluorophenol, 97%
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl chloroformate, 99% from Thermo Fisher Scientific
Ethyl phenylcyanoacetate, 97% from Thermo Fisher Scientific
Ethyl phenylpropiolate, 98% from Thermo Fisher Scientific