Supplier Page from Thermo Fisher Scientific for 1-Piperazinecarboxaldehyde, 90%
4-Ethylphenol, 97% from Thermo Fisher Scientific
4'-Fluoroacetophenone, 99% from Thermo Fisher Scientific
Ethyl carbazate, 97% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific