title: Pteridine studies. XLIV. Self-condensation of some methylpteridines, and reactions with other nucleophiles.
mesh_terms: D006863:Hydrogen-Ion Concentration; D009682:Magnetic Resonance Spectroscopy; D011621:Pteridines / Q000138:chemical synthesis*; D013056:Spectrophotometry, Ultraviolet
chemical_list: D011621:Pteridines