فهرس المقالات Isocyanates حرية الوصول المقاله صفحة الملخص نص كامل 1 - 3-Hydroxypropylammonium acetate (HPAA) ionic liquid: An effective acidic media in efficient conversion of anilines into aryl isocyanates Davood Azarifar Maryam Golbaghi Razieh Nejat-Yami