![Synthesis of pyrazolo[4′,3′:3,4]pyrido[1,2-a]benzimidazoles and related new ring systems by tandem cyclisation of vic-alkynylpyrazole-4-carbaldehydes with (het)aryl-1,2-diamines and investigation of their optical properties]()
Synthesis of pyrazolo[4′,3′:3,4]pyrido[1,2-a]benzimidazoles and related new ring systems by tandem cyclisation of vic-alkynylpyrazole-4-carbaldehydes with (het)aryl-1,2-diamines and investigation of their optical propertiesMilišiūnaitė, Vaida; Arbačiauskienė, Eglė; Bieliauskas, Aurimas; Vilkauskaitė, Gytė; Šačkus, Algirdas; Holzer, Wolfgang · Tetrahedron · 2015