ChemInform Abstract: THE PREPARATION AND COORDINATION CHEMISTRY OF 2,2′:6′,2′′-TERPYRIDINE MACROCYCLES. PART 4. STRUCTURAL CHARACTERIZATION OF AN INTERMEDIATE IN A TRANSIENT TEMPLATE REACTION

1985 ◽  
Vol 16 (23) ◽  
Author(s):  
E. C. CONSTABLE ◽  
F. K. KHAN ◽  
J. LEWIS ◽  
M. C. LIPTROT ◽  
P. R. RAITHBY
1996 ◽  
Vol 15 (12) ◽  
pp. 2770-2776 ◽  
Author(s):  
Weibin Wang ◽  
John F. Corrigan ◽  
Simon Doherty ◽  
Gary D. Enright ◽  
Nicholas J. Taylor ◽  
...  

2008 ◽  
Vol 361 (1) ◽  
pp. 346-348 ◽  
Author(s):  
Kibatu B. Girma ◽  
Volker Lorenz ◽  
Steffen Blaurock ◽  
Frank T. Edelmann

2005 ◽  
Vol 3 (1-2) ◽  
pp. 69-80 ◽  
Author(s):  
Wolfram W. Seidel ◽  
F. Ekkehardt Hahn

The incorporation of benzene-l,2-dithiolato building blocks into supramolecular coordination assemblies is the main objective of the investigations described here. Special interest is directed towards dinuclear complexes with bis(benzene-l,2-dithiolato) ligands, which might be able to form helical structures. Bis(benzene-l,2-dithiolato) ligands are accessible byortho-functionalization and subsequent linkage of two benzene-l,2-dithiol units. The preparation of well defined complexes of titanium, cobalt and nickel with bis(benzene-l,2-dithiolato) ligands requires strictly thermodynamic equilibration conditions. In that case the size and shape of the ligand backbone determine if dinuclear double-stranded or mononuclear chelate complexes are obtained. The dinuclear double-stranded complexes with Ni(II) and Ni(III) are characterized by a coplanar non-helical arrangement of the square-planar bis(benzene-l,2-dithiolato)nickelate moieties. The complete structural characterization of the series[M(C6H4S2-1,2)3]n-(n = 0, 1, 2) for molybdenum and tungsten indicates an interesting coordination chemistry of dinuclear triple-stranded complexes.


1989 ◽  
Vol 42 (8) ◽  
pp. 1387 ◽  
Author(s):  
SB Silong ◽  
JD Kildea ◽  
AH White

The synthesis and structural characterization of the condensation product formed by a template reaction of 2,6-diacetylpyridine and 3,6,9-trithiaundecane-1,11-diamine about silver(I) (as perchlorate ) are described. Crystals are monoclinic, C2/c, a 27.114(10), b 7.546(5), c 22.137(10) �, β 105.35(3)°, Z= 8×[AgL]+(ClO4)-(L = C17H25N3S3). R was 0.057 for 2372 'observed' reflections. The six-coordinate silver(I) atom lies in a novel environment comprised of a mer-triaza moiety derived from 2,6-diacetylpyridine [Ag-N, 2.422(8) (central), 2. 538(8), 2.546(9)� (distal)] and a fac-trithia moiety straddling its plane [Ag-S, 2.603(6) (central), 2.815(4), 2.881(3) � (distal)]. The complex cation is a different conformational isomer to that found in the previously studied tetraphenylborate salt. In the latter, Ag-N are 2.422(9) (central), 2.613(9), 2.399(7) � (distal), with Ag-S 2.670(3) (central), 2.655(3), 2.949(4) � (alstal).


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