Supplier Page from Thermo Fisher Scientific for 4-(2-Pyridylazo)resorcinol monosodium salt monohydrate, 99+%
2-Ethyl-1-hexanol, 99% from Thermo Fisher Scientific
2-Ethylaniline, 98% from Thermo Fisher Scientific
Ethyl acrylate, 99.5%, stabilized from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific