1. Photochemistry Department (Synthetic Unit), National Research Centre, Cairo, Egypt
2. Chemistry Department, College of Science, Ha'il University, Ha'il, KSA
3. Chemistry Department, Faculty of Science, Suez University, Suez, Egypt
4. Department of Chemistry, College of Science, Shaqra University, Shaqra, KSA
5. Department of Chemistry, College of Science, Qassim University, Buraydah, KSA
6. Tanning Materials and Leather Technology Department, National Research Centre, Cairo, Egypt
7. Pharmaceutical Medicinal Chemistry, Faculty of Pharmacy (Girls), Al-Azhar University, Cairo, Egypt
8. Pharmaceutical Chemistry Department, College of Pharmacy, Shaqra University, Shaqra, KSA