Supplier Page from Thermo Fisher Scientific for Phenylboronic acid, 98+%, may contain varying amounts of anhydride
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
4'-Fluoroacetophenone, 99% from Thermo Fisher Scientific
Ethyl 4-dimethylaminobenzoate, 99+% from Thermo Fisher Scientific
Ethyl N-piperazinecarboxylate, 99% from Thermo Fisher Scientific