Supplier Page from Thermo Fisher Scientific for (R)-(-)-2-Hydroxy-4-phenylbutyric acid, 97%
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Ethyl N-piperazinecarboxylate, 99% from Thermo Fisher Scientific
Ethyl vinyl ether, 99%, stabilized from Thermo Fisher Scientific