فهرس المقالات 2-c]chromene حرية الوصول المقاله صفحة الملخص نص كامل 1 - Multi-component, one-pot, aqueous media preparation of dihydropyrano[3, 2-c]chromene derivatives over MgO nanoplates as an efficient catalyst Majid Ghashang Syed Sheik Mansoor Leila Shams Solaree Ali Sharifian-esfahani حرية الوصول المقاله صفحة الملخص نص كامل 2 - Synthesis and in vitro antibacterial study of dihydropyrano[3,2-c]chromene derivatives by nano fluoro apatite doped with Mg and Si as a cooperative catalyst Elmira Jahangard Leila Khazdooz Amin Zarei