Supplier Page from Thermo Fisher Scientific for Guanidine hydrochloride, 99.5%, without anticaking agent
3-Fluorobenzyl bromide, 95% from Thermo Fisher Scientific
4'-Fluoroacetophenone, 99% from Thermo Fisher Scientific
Ethyl 3-aminobenzoate, 99+% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific