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Volume 67 
Part 7 
Page i41  
July 2011  

Received 30 April 2011
Accepted 10 June 2011
Online 18 June 2011

Key indicators
Single-crystal X-ray study
T = 296 K
Mean [sigma](P-O) = 0.004 Å
R = 0.028
wR = 0.064
Data-to-parameter ratio = 14.0
Details
Open access

Disilver(I) tricobalt(II) hydrogenphosphate bis(phosphate), Ag2Co3(HPO4)(PO4)2

aLaboratoire de Chimie du Solide Appliquée, Faculté des Sciences, Université Mohammed V-Agdal, Avenue Ibn Battouta, BP 1014, Rabat, Morocco
Correspondence e-mail: abder_assani@yahoo.fr

Ag2Co3(HPO4)(PO4)2 contains CoO6 octahedra and phosphate groups linked to form a three-dimensional network defining tunnels parallel to the a axis that are occupied by Ag+ ions.

Related literature

Compounds prepared hydrothermally in the Ag2O-MO-P2O5 (M = divalent cation) system include AgMg3(PO4)(HPO4)2 (Assani et al., 2011a[Assani, A., Saadi, M., Zriouil, M. & El Ammari, L. (2011a). Acta Cryst. E67, i5.]), AgMn3(PO4)(HPO4)2 (Leroux et al., 1995[Leroux, F., Mar, A., Guyomard, D. & Piffard, Y. (1995). J. Solid State Chem. 117, 206-212.]), AgCo3(PO4)(HPO4)2 (Guesmi & Driss, 2002[Guesmi, A. & Driss, A. (2002). Acta Cryst. C58, i16-i17.]), AgNi3(PO4)(HPO4)2 (Ben Smail & Jouini, 2002[Ben Smail, R. & Jouini, T. (2002). Acta Cryst. C58, i61-i62.]), Ag2Ni3(HPO4)(PO4)2 (Assani et al., 2011b[Assani, A., El Ammari, L., Zriouil, M. & Saadi, M. (2011b). Acta Cryst. E67, i40.]) and [gamma]-AgZnPO4 (Assani et al., 2010[Assani, A., Saadi, M. & El Ammari, L. (2010). Acta Cryst. E66, i74.]).

Experimental

Crystal data
  • Ag2Co3(HPO4)(PO4)2

  • Mr = 678.44

  • Orthorhombic, I m a 2

  • a = 12.9814 (4) Å

  • b = 6.5948 (2) Å

  • c = 10.7062 (3) Å

  • V = 916.55 (5) Å3

  • Z = 4

  • Mo K[alpha] radiation

  • [mu] = 10.11 mm-1

  • T = 296 K

  • 0.26 × 0.12 × 0.09 mm

Data collection
  • Bruker X8 APEX diffractometer

  • Absorption correction: multi-scan (MULABS; Blessing, 1995[Blessing, R. H. (1995). Acta Cryst. A51, 33-38.]) Tmin = 0.365, Tmax = 0.424

  • 3966 measured reflections

  • 1388 independent reflections

  • 1368 reflections with I > 2[sigma](I)

  • Rint = 0.021

Refinement
  • R[F2 > 2[sigma](F2)] = 0.028

  • wR(F2) = 0.064

  • S = 1.05

  • 1388 reflections

  • 99 parameters

  • 1 restraint

  • H-atom parameters constrained

  • [Delta][rho]max = 1.81 e Å-3

  • [Delta][rho]min = -1.54 e Å-3

  • Absolute structure: Flack (1983[Flack, H. D. (1983). Acta Cryst. A39, 876-881.]), 653 Friedel pairs

  • Flack parameter: 0.55 (3)

Table 1
Hydrogen-bond geometry (Å, °)

D-H...A D-H H...A D...A D-H...A
O4-H4...O4i 0.86 1.86 2.626 (7) 148
Symmetry code: (i) [-x-{\script{1\over 2}}, y, z].

Data collection: APEX2 (Bruker, 2005[Bruker (2005). APEX2 and SAINT. Bruker AXS Inc., Madison, Wisconsin, USA.]); cell refinement: SAINT (Bruker, 2005[Bruker (2005). APEX2 and SAINT. Bruker AXS Inc., Madison, Wisconsin, USA.]); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008[Sheldrick, G. M. (2008). Acta Cryst. A64, 112-122.]); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008[Sheldrick, G. M. (2008). Acta Cryst. A64, 112-122.]); molecular graphics: ORTEP-3 for Windows (Farrugia, 1997[Farrugia, L. J. (1997). J. Appl. Cryst. 30, 565.]) and DIAMOND (Brandenburg, 2006[Brandenburg, K. (2006). DIAMOND. Crystal Impact GbR, Bonn, Germany.]); software used to prepare material for publication: WinGX (Farrugia, 1999[Farrugia, L. J. (1999). J. Appl. Cryst. 32, 837-838.]).


Supplementary data and figures for this paper are available from the IUCr electronic archives (Reference: MG2119 ).


Acknowledgements

The authors thank the Unit of Support for Technical and Scientific Research (UATRS, CNRST) for the X-ray measurements.

References

Assani, A., Saadi, M. & El Ammari, L. (2010). Acta Cryst. E66, i74.  [CrossRef] [details]
Assani, A., Saadi, M., Zriouil, M. & El Ammari, L. (2011a). Acta Cryst. E67, i5.  [CrossRef] [details]
Assani, A., El Ammari, L., Zriouil, M. & Saadi, M. (2011b). Acta Cryst. E67, i40.  [CrossRef] [details]
Ben Smail, R. & Jouini, T. (2002). Acta Cryst. C58, i61-i62.  [CrossRef] [details]
Blessing, R. H. (1995). Acta Cryst. A51, 33-38.  [CrossRef] [details]
Brandenburg, K. (2006). DIAMOND. Crystal Impact GbR, Bonn, Germany.
Bruker (2005). APEX2 and SAINT. Bruker AXS Inc., Madison, Wisconsin, USA.
Farrugia, L. J. (1997). J. Appl. Cryst. 30, 565.  [CrossRef] [details]
Farrugia, L. J. (1999). J. Appl. Cryst. 32, 837-838.  [CrossRef] [ChemPort] [details]
Flack, H. D. (1983). Acta Cryst. A39, 876-881.  [CrossRef] [details]
Guesmi, A. & Driss, A. (2002). Acta Cryst. C58, i16-i17.  [CrossRef] [details]
Leroux, F., Mar, A., Guyomard, D. & Piffard, Y. (1995). J. Solid State Chem. 117, 206-212.  [CrossRef] [ChemPort]
Sheldrick, G. M. (2008). Acta Cryst. A64, 112-122.  [CrossRef] [details]


Acta Cryst (2011). E67, i41  [ doi:10.1107/S1600536811022598 ]

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