TY - BOOK AU - Wedad Ali Almllal AU - Abdelgawad Ali Fahmi , AU - Magdi M. Naoum , TI - Synthesis and structure of substituted pyridine - based derivatives and their supramolecular hydrogen - bonded liquid crystals / PY - 2009/// CY - Cairo : PB - Wedad Ali Almllal , KW - 4- (4'- pyridylazo 3 - methylphenyl ) KW - Binary mixtures KW - Supramolecular LCs N1 - Thesis (M.Sc.) - Cairo University - Faculty of Science - Department of Organic Chemistry; Issued also as CD N2 - Six laterally methyl - substituted pyridine - based derivatives (Ia-f ) of the type 4- (4'- pyridylazo 3 - methylphenyl ) - 4"- substituted benzoates having the molecular formula 4- X-C₆H₄COOC₆H(3-CH₃ )-N =N-C₅H₄N, were prepared and characterized . The substituent, X, varies between CH₃O, CH₃, H,CI, Br, and CN UR - http://172.23.153.220/th.pdf ER -