Supplier Page from Thermo Fisher Scientific for N,N'-Di-BOC-1H-pyrazole-1-carboxamidine, 98%
5-Hydroxyindole-3-acetic acid, 99% from Thermo Fisher Scientific
D-Mannitol, 98+% from Thermo Fisher Scientific
Imidazole, 99% from Thermo Fisher Scientific
Sulfur trioxide pyridine complex, technical, 48-50% active SO3 from Thermo Fisher Scientific