1. Department of Chemistry , Pure and Applied Chemistry Group, College of Sciences, University of Sharjah , Sharjah 27272 , UAE
2. Department of Chemistry , The University of Jordan , Amman 11942 , Jordan
3. Faculty of Pharmacy, Jerash University , Jerash 26150 , Jordan
4. Department of Chemistry , College of Science, University of Al al-Bayt , Al-Mafraq , Jordan