فهرس المقالات Bis-coumarin حرية الوصول المقاله صفحة الملخص نص كامل 1 - Preparation, Characterization and Application of a Novel Organic-Inorganic Hybrid Magnetic Nanomaterial as a Highly Efficient Catalyst for the Synthesis of Bis-Coumarins Marziyeh Barzegar Abdolkarim Zare Aysoda Ghobadpoor Manije Dianat 10.30495/ijc.2022.688895 حرية الوصول المقاله صفحة الملخص نص كامل 2 - Nano-[SiO2@R-Im-SO3H][CF3COO]: an effectual catalyst for the production of bis-coumarins and N,N′-alkylidene bisamides Jaleh Atashrooz Abdolkarim Zare 10.30495/ijc.2022.689835 حرية الوصول المقاله صفحة الملخص نص كامل 3 - The use of recyclable magnetic nanocatalyst Fe3O4@SiO2-(CH2)3-Pyridine-2-(1H)-tetrazole-Cu(II) in the synthesis of bis-coumarin derivatives under green conditions Ali Oji Moghanlou Mohammadali Pourshahi Siamak Atabak Nayer Mohammadian Tarighi 10.30495/ijc.2023.1982870.2000