Trying a schiff base with aniline and 2,4,6-triformylphenol but getting three product* spots on tlc please explain what these spots?

The solvents I've tried are MeOH and EtOH (seperately), also added catalytic amount of pTSA for both, I get no spot for reactants on tlc but 3 spot for products and also a peak in nmr spectra at...

11 July 2019 6,668 5 View