Synthesis & Characterization of Oxazinan and 5-Oxa-7-Aza-spiro[2,5] Octane from Reaction of Dibenzylidene With Malonic Anhydride and 5-Oxa-spiro[2,3] Hexane-4,6-Dione. Baghdad Sci.J 2007, 4 (2), 276-284. https://doi.org/10.21123/bsj.2007.4.2.276-284.