List of Articles 8-dioxo-octahydroxanthene Open Access Article Abstract Page Full-Text 1 - Synthesis and Identification of SO3H-functionalized Phthalimide (SFP) as an Efficient Catalyst for the Condensation of Dimedone with Arylaldehydes Abdolkarim Zare Hakimeh Asvar Fatemeh Zarei Maryam Khalili Zahra Kordrostami Ahmad Reza Moosavi-Zare Vahid Khakyzadeh Open Access Article Abstract Page Full-Text 2 - Al2 (SO4)3.18H2O as an Efficient and Environmentally Benign Natural Catalyst for Facile and Solvent-free Synthesis of Xanthene Derivatives Farzaneh Mohamadpour Open Access Article Abstract Page Full-Text 3 - Synthesis of 1,8-dioxo-octahydroxanthenes under solvent-free conditions via Phosphorus pentoxide supported on alumina (P2O5/Al2O3) catalyzed tandem reaction of Aldehyde with dimedone Tayebeh Sanaeishoar Negar Hormozinezhad Open Access Article Abstract Page Full-Text 4 - Study of an in situ carbocationic system formed from trityl chloride (Ph3CCl) as an efficient organocatalyst for the condensation of dimedone with arylaldehydes Abdolkarim Zare Maria Merajoddin Mohammad Ali Zolfigol Open Access Article Abstract Page Full-Text 5 - Introduction of two efficient catalysts for the synthesis of 1,8-dioxo-octahydroxanthene derivatives in the absence of solvent Farhad Shirini Gholam Hossein Imanzadeh Masoumeh Abedini Maryam Akberi Dokhte-Ghaziani Mohaddeshes Safarpoor Langroodi Parisa Ghods Ghasemabadi Open Access Article Abstract Page Full-Text 6 - Clean synthesis of 1,8-dioxo-octahydroxanthene derivatives using NBS as an efficient and almost neutral catalyst in aqueous media Gholam Hossein Mahdavinia Open Access Article Abstract Page Full-Text 7 - A novel silicotungstic acid-containing ionic liquid immobilized on graphene oxide nanosheets: Preparation, characterization, and first catalytic application in the synthesis of 1,8‐dioxo‐octahydroxanthenes Simin Bozorgnia Abolghasem Davoodnia Mehdi Pordel S. Ali Beyramabadi