List of Articles Phthalazine moiety Open Access Article Abstract Page Full-Text 1 - Brønsted acidic ionic liquid ([BMIm]HSO4) as an efficient catalysts for the one-pot synthesis of 2H-indazolo[2,1-b]phthalazine-trione derivatives Esmayeel Abbaspour-Gilandeh Seyyedeh Cobra Azimi