[Syntheses of 2,4-dioxopyrimido[2,1-a]isoquinoline and 2,4-dioxopyrimido-[6,1-a]isoquinoline derivatives].
D007546:Isoquinolines / Q000138:chemical synthesis*; D011743:Pyrimidines; D013057:Spectrum Analysis
D007546:Isoquinolines; D011743:Pyrimidines