Supplier Page from Thermo Fisher Scientific for (R)-N-BOC-alpha-Ethylalanine, 98%, 98% ee
1-Fluoro-4-nitrobenzene, 99% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific