Supplier Page from Thermo Fisher Scientific for 1,3-Bis(diphenylphosphino)propane, 97%
2(2-Ethoxyethoxy)ethanol, 98+% from Thermo Fisher Scientific
4-Fluorobenzyl chloride, 98% from Thermo Fisher Scientific
Ethyl indole-2-carboxylate, 97% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific