Supplier Page from Thermo Fisher Scientific for Potassium tert-butoxide, 97%
2-Mercapto-1-methylimidazole, 98% from Thermo Fisher Scientific
Benzalkonium chloride, alkyl distribution C8-C16, 50 wt% aqueous solution from Thermo Fisher Scientific
Fumaric acid, 99+% from Thermo Fisher Scientific
Methyl acetoacetate, 99+% from Thermo Fisher Scientific