[Synthesis of striazolo 1,5-b isoquinolin-5 (1h)-one and 1,2-dihydro-6h-s-tetrazino 2,3-b isoquinolin-6-Ones by cyclization of 2-amino-3-hydrazinoiscarbosytyril derivatives (author's transl)].
D003500:Cyclization; D007546:Isoquinolines / Q000138:chemical synthesis*
D007546:Isoquinolines