Paper chromatography in benzene-acetic acid-water as an aid in estimating free hydroxyl groups in phenolic compounds.
D000085:Acetates; D000098:Acetophenones; D000447:Aldehydes; D001554:Benzene; D001565:Benzoates; D002854:Chromatography, Paper; D003374:Coumarins; D010636:Phenols; D010648:Phenylacetates; D012997:Solvents
D000085:Acetates; D000098:Acetophenones; D000447:Aldehydes; D001565:Benzoates; D003374:Coumarins; D010636:Phenols; D010648:Phenylacetates; D012997:Solvents; D001554:Benzene