فهرست مقالات trifluoroacetic acid catalyst دسترسی آزاد مقاله صفحه چکیده متن کامل 1 - Trifluoroacetate-bonded polyethylene graphene oxide composite as a novel and efficient catalyst for the synthesis of benzimidazoles under solvent-free conditions Esmael Rostami Seyed Mahdi Haghayeghi