... Full Text. Asian Journal of Chemistry Vol. 22, No. 2 (2010), 1582-1586. ... R. FEGAS*, A. BENSALEM, Z. BETTACHE, F. OUAHBA and M. RIGHEZZA. Department of Chemistry, Ecole Normale Suprieure, Vieux Kouba, Alger, Algeria. E-mail: fegasrachid@yahoo.fr. ... Vol. 22, No. ...