Supplier Page from Thermo Fisher Scientific for 1-Chloronaphthalene, tech. 85%, remainder 2-chloronaphthalene
Ethyl 3-aminocrotonate, 98.5% from Thermo Fisher Scientific
Ethyl chloroacetate, 99% from Thermo Fisher Scientific
Ethyl cyanoformate, 99% from Thermo Fisher Scientific
Formamidine acetate, 99% from Thermo Fisher Scientific