Polymeric coordination compounds - chains and networks

• n[Cu(bp3ca)X2]  + nH2O  --->   [Cu(bp3ca-2H)H2O]n  + 2nHX

• Ag(I) and three isomers of amp - simple chains, hexagonally packed chains (Ag...Ag), and a triple helical chain (pi-stacking) with anions in the tunnel : S. Sailaja and M. V. Rajasekharan Inorg. Chem. 39, 4586-4590(2000).

• Mn(salpn)N3 - single stranded helix, while Fe(salpn)N3 is dimeric : K. R. Reddy, M. V. Rajasekharan and J.-P. Tuchagues Inorg. Chem. 37, 5978-5982(1998).

• Mn(salpn)NCS - two polymorphs - helical chain and S...pi(phenyl) chain of dimers

• Alternating square antiprism and tricapped trigonal prism in the 1-D chain of [Ca(dipicH2)(H2O)3][Ce(dipic)3] 5H2O and its Sr analog - Ba has a different story-to be told : G. Swarnabala and M. V. Rajasekharan Inorg. Chem. 37, 1483-1485(1998); S. Sailaja and M. V. Rajasekharan Acta Cryst E57, m341-m343(2001).

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Ligands : bp3ca = 2,2'-bipyridine-3,3'-dicarboxylic acid; amp = (aminomethyl)pyridine; salpnH2 = N,N'-bis(salicylidine)-1,3-diaminopropane; dipicH2 = pyridine-2,6-dicarboxylic acid.

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 Silver(I,II)     Copper(II)        Manganese (III,IV)      Polymeric compounds

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