Supplier Page from Thermo Fisher Scientific for tert-Butyl hydroperoxide, 70% solution in water
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl N-piperazinecarboxylate, 99% from Thermo Fisher Scientific
Ethyl phenylpropiolate, 98% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific