Supplier Page from Thermo Fisher Scientific for 2-Mercaptopyridine N-oxide sodium salt, 40% aq. soln
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
Ethyl 3-aminocrotonate, 98.5% from Thermo Fisher Scientific
Ethyl chloroformate, 99% from Thermo Fisher Scientific
Eugenol, 99% from Thermo Fisher Scientific