The Synthesis C!}f a; rw;v Schiff base ligan-d .N ' N - bis(2> 4,6-
trjpr;diOXY meth)l) benz1dine l 6L] aAd its c.omplexes w.ith· Co 1ll 1 , Ni('ll);
cu< I·> Zn(ll) .and Cd(TJJ are reported . The ltgand was prepared by the
reaction of 4,4-aniino-biphenyl benzidine with 2,4;6· tnliydro yace ophenon mQnohydmte ander reflux in m tbaool as solvent and a few drops of glacial acetic qid . Then the·complexes were synthes by-· adding the cqn·esp-onding metal salts to the solution of rhe ligah.d in meth nol under. reflux \vith 2:1 metal to liga.nd ralio. Orr 'the basis of, molar conductance, I.R., UV-Vischloride content and atomic absorption the complex-es may he formt:rlated as·
[M2 {HtL) CI2.2J--bO] [M=CmNi,Cu·.Zn and Cd] . The data of these
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measur:ements suggest a tetrahedra,! g(:!qrnetry Ito Cd.'11\ Gu0!J
Zn(ll) ,and
cd<tl) complexes and square planar to Ni(il) .