TY - SER AU - Kassem, Emad M. M. AU - Kamel, M. S AU - Khir-Eldin, Nahed Y. TI - Syntgesis of Some New Phthalazinone-Schiff Bases and Other Related Products of Possible Biological Activity KW - Hydrazidomethyl Phthalazinone KW - Phthalazinedone Schiff KW - Cyclocondensation ER -