فهرست مقالات Polysubstituted dihydro-2-oxypyrroles دسترسی آزاد مقاله صفحه چکیده متن کامل 1 - Coupling of Amines, Dialkyl acetylenedicarboxylaes and Formaldehyde Promoted by Copper (II) Chloride: An Efficient Synthesis of Polysubstituted Dihydro-2-oxopyrrols Mojtaba Lashkari Reza Heydari Farzaneh Mohamadpour