فهرس المقالات p-Dodecylbenzenesulfonic acid حرية الوصول المقاله صفحة الملخص نص كامل 1 - P-Dodecylbenzenesulfonic acid (DBSA), a Brønsted acidSurfactant Catalyst for Synthesis of α, ά-bis(substituted benzylidene)cycloalkanones with Electron-Withdrawing Substituent in Aqueous Media Enayatollah Sheikhhosseini Sayed Ali Ahmadi Saleh Sadeghi حرية الوصول المقاله صفحة الملخص نص كامل 2 - An efficient synthesis of 4-aryl-7-benzylidene-hexahydro-2H-cyclopenta[d] pyrimidin-2-ones/thiones catalyzed by p-dodecylbenzenesulfonic acid Krishnamoorthy Aswin Majid Ghashang Sheik Mansoor حرية الوصول المقاله صفحة الملخص نص كامل 3 - A new method for synthesis of tetrahydrobenzo[b]pyrans and dihydropyrano[c]chromenes using p-dodecylbenzenesulfonic acid as catalyst in water Enayatollah Sheikhhosseini Dadkhoda Ghazanfari Vida Nezamabadi