... Full Text. Asian Journal of Chemistry; Vol. 25, No. 16 (2013), 9233-9236. http://dx.doi.org/10.14233/ ajchem.2013.15183. ... The synthetic pathways depicted in Schemes I-IV outlines, the chemistry of the present study. ... Scheme-II. 9236 Al-Ayed et al. Asian J. Chem. ...