List of Articles nafisehsadat sheikhan Article 1 - Brønsted acidic ionic liquid as the efficient and reusable catalyst for synthesis of coumarins via Pechmann condensation under solvent-free conditions Abdol Reza Hajipour Nafisehsadat Sheikhan Mohammad Ali Alaei Amin Zarei Iranian Journal of Catalysis , Issue 4 , Year , Summer 2015 Article 2 - A study for the synthesis of dibenzo [a,j] xanthenes and 1-amidoalkyl 2-naphthols catalyzed by [Hmim][HSO4] as a green, efficient and reusable catalyst under solventfree conditions 20.1001.1.22520236.2011.1.1.1.3 Leila Khazdooz Amin Zarei Abdol Hajipour Nafisehsadat Sheikhan Iranian Journal of Catalysis , Issue 2 , Year , Winter 2011 Article 3 - Brønsted acidic ionic liquid as a metal free catalyst for the one-pot synthesis of α-aminonitriles under mild and solvent-free conditions Leila Khazdooz Amin Zarei Abdol Hajipour Nafisehsadat Sheikhan Iranian Journal of Catalysis , Issue 2 , Year , Spring 2012 Article 4 - A fast, simple and convenient procedure for the synthesis of fused pyrimidinone derivatives by using [Hmim][HSO4] as a green, efficient and reusable catalyst under solvent-free conditions Leila Khazdooz Amin Zarei Abdol Hajipour Nafisehsadat Sheikhan Iranian Journal of Catalysis , Issue 5 , Year , Autumn 2012