1. Chemistry Department Laboratory of Applied Organic Chemistry Bioorganic Chemistry Group Badji Mokhtar-Annaba University, Box 12 23000 Annaba Algeria .
2. Chemistry Department Chadli Bendjedid University. Box: 73 El Tarf 36000 Algeria
3. Pharmacy Department Laboratory of therapeutic chemistry of Hospitalo-University center Benflis Touhami Batna 5000 Algeria
4. Higher School of Industrial Technologies-Annaba, Box 218 23000 Annaba Algeria