Supplier Page from Thermo Fisher Scientific for Polyethyleneimine, branched, M.W. 1,200, 99%
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethoxymethylenemalononitrile, 98% from Thermo Fisher Scientific
Ethyl N-piperazinecarboxylate, 99% from Thermo Fisher Scientific
Fluorobenzene, 99% from Thermo Fisher Scientific