Supplier Page from Thermo Fisher Scientific for Tetrafluoroboric acid, ca 50% w/w aq. soln
1-Ethylpiperidine, 99% from Thermo Fisher Scientific
2-Fluorobenzaldehyde, 97% from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Eugenol, 99% from Thermo Fisher Scientific