Supplier Page from Thermo Fisher Scientific for 1-(3-Dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride, 98+%
4-Isopropylbenzoic acid, 98+% from Thermo Fisher Scientific
Hexanoic acid, 99% from Thermo Fisher Scientific
L(+)-Histidine methyl ester dihydrochloride, 97% from Thermo Fisher Scientific
Sulfur trioxide pyridine complex, technical, 48-50% active SO3 from Thermo Fisher Scientific