Supplier Page from Thermo Fisher Scientific for Bis[2-(diphenylphosphino)ethyl]ammonium chloride, 97+%
2-Ethylhexanoic acid, 99% from Thermo Fisher Scientific
Girard's Reagent T, 99% from Thermo Fisher Scientific
Hydroquinone, 99% from Thermo Fisher Scientific
Sulfur trioxide pyridine complex, technical, 48-50% active SO3 from Thermo Fisher Scientific