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Bis{tris[μ-2-(1H-pyrazol-3-yl-κN1:κN2)pyridinato-κN]trisilver(I)}(2 Ag—Ag)

✍ Scribed by Li, Rong


Publisher
International Union of Crystallography
Year
2007
Tongue
English
Weight
638 KB
Volume
63
Category
Article
ISSN
1600-5368

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✦ Synopsis


The asymmetric unit of the title complex, [Ag 6 (C 8 H 6 N 3 ) 6 ], contains one half-molecule; the molecule is centrosymmetric. The Ag atoms form two nearly equilateral triangles, with AgÁ Á ÁAg distances of 3.725 (3), 3.741 (3) and 3.843 (2) A ˚.

Related literature

For general background, see: Singh et al. (1997); Allen et al. (1987).

Experimental

Crystal data [Ag 6 (C 8 H 6 N 3 ) 6 ] M r = 1512.17 Monoclinic, P2 1 =c a = 11.5599 (17) A b = 8.5424 (13) A c = 25.389 (4) A = 103.16 (3) V = 2441.3 (7) A ˚3 Z = 2 Mo K radiation = 2.42 mm À1 T = 294 (2) K 0.22 Â 0.20 Â 0.10 mm Data collection Bruker SMART CCD area-detecter diffractometer Absorption correction: multi-scan (SADABS; Sheldrick, 1996) T min = 0.619, T max = 0.794 11942 measured reflections 4272 independent reflections 3045 reflections with I > 2(I) R int = 0.034 Refinement R[F 2 > 2(F 2 )] = 0.027 wR(F 2 ) = 0.056 S = 1.04 4272 reflections 326 parameters H-atom parameters constrained Á max = 0.32 e A ˚À3 Á min = À0.28 e A ˚À3

Table 1 Selected bond lengths (A ˚). Ag1-N9 2.103 (3) Ag1-N2 2.132 (3) Ag1-N1 2.603 (3) Ag2-N3 2.124 (3) Ag2-N5 2.160 (3) Ag2-N4 2.539 (3) Ag2-Ag3 3.1144 (6) Ag3-N6 i 2.107 (3) Ag3-N8 2.144 (3) Ag3-N7 2.586 (3) Symmetry code: (i) Àx; Ày þ 1; Àz.


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