Applied Organic Chemistry Department, National Research Centre, Dokki, Giza, Egypt

Professor of Applied Organic Chemistry, Helwan University

Professor of Organic Chemistry - Taif University - KSA

Professor of organic chemistry at Al-Imam Mohammad Ibn Saud Islamic University (IMSIU)

Professor in Organic Chemistry, Chemistry Department Faculty of Science, Sohag …

Chemistry Department, Faculty of Science, Tanta University, Egypt

Associated professor of organic chemistry at Al-Imam Mohammad Ibn Saud Islamic …

Egyptian Petroleum Research Institute

Full Professor, Faculty of Science, Benha University

Associate Professor, Application Department, Egyptian Petroleum Research Institute