Supplier Page from Thermo Fisher Scientific for N-(1-Naphthyl)ethylenediamine, dihydrochloride, 98+%, ACS reagent
2-Mercapto-1-methylimidazole, 98% from Thermo Fisher Scientific
D-Mannitol, 98+% from Thermo Fisher Scientific
Itaconic acid, 99+% from Thermo Fisher Scientific
Methyl acetoacetate, 99+% from Thermo Fisher Scientific