Polyphosphoric acid in the Bischler-Napieralski reaction.
D005534:Foot Diseases; D010627:Phenethylamines; D010710:Phosphates; D010756:Phosphoric Acids; D011108:Polymers; D011804:Quinolines
D010627:Phenethylamines; D010710:Phosphates; D010756:Phosphoric Acids; D011108:Polymers; D011804:Quinolines; C047269:polyphosphoric acid
FOOT/diseases; PHENYLETHYLAMINES; PHOSPHATES; QUINOLINES/preparation of