title: Mannich bases from methoxychromones.
mesh_terms: D000588:Amines / Q000138:chemical synthesis*; D055598:Chemical Phenomena; D002621:Chemistry; D002867:Chromones; D003460:Crystallization; D005374:Filtration; D009682:Magnetic Resonance Spectroscopy; D008352:Mannich Bases / Q000138:chemical synthesis*
chemical_list: D000588:Amines; D002867:Chromones; D008352:Mannich Bases