The metal complexes of Azo dye; 4,4'-((methylene bis(3,l-phenylen)) bis (diazene-l,2-diyl)) bis(1,3-Benzenediol) are produced from 4,4`- methylenedianiline and Resorcinol were synthesized characterized by using several analytical spectral techniques. ligand its many chemo-physic methods like NMR, IR, UV-Vis, molar conductance measurement, melting point. conditions optimal reaction (for instance...