Supplier Page from Thermo Fisher Scientific for 3-Hydroxy-4-quinolinecarboxylic acid, 97%
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl (ethoxymethylene)cyanoacetate, 98% from Thermo Fisher Scientific
Ethyl butyrate, 99% from Thermo Fisher Scientific