List of Articles Pyran derivatives Open Access Article Abstract Page Full-Text 1 - Employing a hydrophobic-bentonite as a highly efficient and versatile catalyst for a green one-pot and rapid synthesis of 4H-benzo-[b]-pyran derivatives Mohammad Ebrahim Sedaghat Faranak Farhadi Mohammad Reza Nazarifar Rezvan Sheikhi Kamareji Open Access Article Abstract Page Full-Text 2 - Nano-cellulose-OSnCl4-x: Green and natural-based renewable nanocatalyst for one-pot synthesis of 2-amino-3-phenylsulfonyl-4H-pyran derivatives Sayed Rasul Shafe-Mehrabadi Bahareh Sadeghi Mohammad Hossein Mosslemin Saeedeh Hashemian 10.30495/ijc.2022.1958448.1933