
Synthesis of 2H-indazolo[2,1-b]phthalazine-1,6,11(13H)-triones using 1,4-disulfo-1,4-diazabicyclo[2.2.2]octane-1,4-diium dihydrogen sulfate {DABCO(HSO3)2(HSO4)2} as a new ionic liquid catalyst
Keywords: فتال هیدرازید; 1,4-Diazabicyclo[2.2.2]octane (DABCO); {[DABCO](HSO3)2(HSO4)2}; 2H-Indazolo[2,1-b]phthalazine-1,6,11(13H)-triones; Aldehyde; Phthalhydrazide; Multi-component reactions