Supplier Page from Thermo Fisher Scientific for Cyanogen bromide, 3M solution in dichloromethane, AcroSeal®
3-Fluorobenzyl bromide, 95% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl (ethoxymethylene)cyanoacetate, 98% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific