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Volume 68 
Part 7 
Page m919  
July 2012  

Received 23 May 2012
Accepted 30 May 2012
Online 16 June 2012

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Key indicators
Single-crystal X-ray study
T = 298 K
Mean [sigma](C-C) = 0.008 Å
R = 0.062
wR = 0.176
Data-to-parameter ratio = 11.4
Details
Open access

Bis(5-methylpyrazine-2-carboxylato-[kappa]2N,O)nickel(II)

Qi-Ying Shi,a Guo-Chun Zhang,a,b Chun-Sheng Zhoua and Qi Yangb*

aDepartment of Chemistry and Chemical Engineering, Shangluo University, Shangluo 726000, Shaanxi, People's Republic of China, and bCollege of Chemistry and Materials Science, Northwest University, Xi'an 710069, Shaanxi, People's Republic of China
Correspondence e-mail: ken730@126.com

In the title complex, [Ni(C6H5O2N2)2], the NiII atom is situated on an inversion centre and is coordinated in a square-planar geometry by four O atoms and two N atoms of the chelating ligands.

Related literature

For applications of complexes derived from 2-methylpyrazine-5-carboxylic acid, see: Chapman et al. (2002[Chapman, C. T., Ciurtin, D. M., Smith, M. D. & Loye zur, H. C. (2002). Solid State Sci. 4, 1187-1189.]); Ptasiewicz-Bak & Leciejewicz (2000[Ptasiewicz-Bak, H. & Leciejewicz, J. (2000). Pol. J. Chem. 74, 877-883.]); Tanase et al. (2006[Tanase, S., Martin, V. S., Van Albada, G. A., DeGelder, R., Bouwman, E. & Reedijk, J. (2006). Polyhedron, 25, 2967-2975.]); Wang et al. (2008[Wang, F. Q., Mu, W. H., Zheng, X. J., Li, L. C., Fang, D. C. & Jin, L. P. (2008). Inorg. Chem. 47, 5225-5233.]) For a related structure, see: Liu et al. (2007[Liu, F.-Y., Shang, R.-L., Du, L., Zhao, Q.-H. & Fang, R.-B. (2007). Acta Cryst. E63, m120-m122.]).

[Scheme 1]

Experimental

Crystal data

  • [Ni(C6H5N2O2)2]

  • Mr = 332.95

  • Monoclinic, P 21 /c

  • a = 11.3098 (19) Å

  • b = 7.6721 (11) Å

  • c = 7.5467 (10) Å

  • [beta] = 105.647 (2)°

  • V = 630.56 (16) Å3

  • Z = 2

  • Mo K[alpha] radiation

  • [mu] = 1.56 mm-1

  • T = 298 K

  • 0.42 × 0.31 × 0.19 mm
Data collection

  • Bruker APEXII CCD diffractometer

  • Absorption correction: multi-scan (SADABS; Sheldrick, 1996[Sheldrick, G. M. (1996). SADABS. University of Göttingen, Germany.]) Tmin = 0.560, Tmax = 0.756

  • 2875 measured reflections

  • 1105 independent reflections

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

  • Rint = 0.057
Refinement

  • R[F2 > 2[sigma](F2)] = 0.062

  • wR(F2) = 0.176

  • S = 1.03

  • 1105 reflections

  • 97 parameters

  • H-atom parameters constrained

  • [Delta][rho]max = 1.34 e Å-3

  • [Delta][rho]min = -1.37 e Å-3

Data collection: APEX2 (Bruker, 2004[Bruker (2004). APEX2 and SAINT. Bruker AXS Inc., Madison, Wisconsin, USA.]); cell refinement: SAINT (Bruker, 2004[Bruker (2004). 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: SHELXTL (Sheldrick, 2008[Sheldrick, G. M. (2008). Acta Cryst. A64, 112-122.]); software used to prepare material for publication: SHELXTL.

Supplementary data and figures for this paper are available from the IUCr electronic archives (Reference: RU2036 ).

Acknowledgements

We gratefully acknowledge the Scientific Research Program Funded by Shaanxi Provincial Education Department (Nos. 11 J K0578 and 2010 J K882), the Natural Science Foundation of Shaanxi Province (No. 2010JQ2007) and the Open Foundation of the Key Laboratory of Synthetic and Natural Functional Molecule Chemistry of the Ministry of Education.

References

Bruker (2004). APEX2 and SAINT. Bruker AXS Inc., Madison, Wisconsin, USA.
Chapman, C. T., Ciurtin, D. M., Smith, M. D. & Loye zur, H. C. (2002). Solid State Sci. 4, 1187-1189.  [ISI] [CSD] [CrossRef] [ChemPort]
Liu, F.-Y., Shang, R.-L., Du, L., Zhao, Q.-H. & Fang, R.-B. (2007). Acta Cryst. E63, m120-m122.  [CSD] [CrossRef] [details]
Ptasiewicz-Bak, H. & Leciejewicz, J. (2000). Pol. J. Chem. 74, 877-883.  [ChemPort]
Sheldrick, G. M. (1996). SADABS. University of Göttingen, Germany.
Sheldrick, G. M. (2008). Acta Cryst. A64, 112-122.  [CrossRef] [details]
Tanase, S., Martin, V. S., Van Albada, G. A., DeGelder, R., Bouwman, E. & Reedijk, J. (2006). Polyhedron, 25, 2967-2975.  [ISI] [CSD] [CrossRef] [ChemPort]
Wang, F. Q., Mu, W. H., Zheng, X. J., Li, L. C., Fang, D. C. & Jin, L. P. (2008). Inorg. Chem. 47, 5225-5233.  [ISI] [CSD] [CrossRef] [PubMed] [ChemPort]

Acta Cryst (2012). E68, m919  [ doi:10.1107/S1600536812024749 ]

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