Acta Cryst. (2009). E65, m1258  [ doi:10.1107/S1600536809038069 ]

Tetraaquabis(6-carboxy-1H-benzimidazole-5-carboxylato-N³)nickel(II) dimethylformamide disolvate dihydrate

H. Wang, W.-D. Song, S.-J. Li, P.-W. Qin and S.-W. Hu

Online 30 September 2009

Key indicators

• Single-crystal X-ray study
• T = 293 K
• Mean (C-C) = 0.004 Å
• R factor = 0.037
• wR factor = 0.137
• Data-to-parameter ratio = 12.6

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT242_ALERT_2_C Check Low       Ueq as Compared to Neighbors for         C8     
PLAT250_ALERT_2_C Large U3/U1 Ratio for Average U(i,j) Tensor ....       2.20      
PLAT432_ALERT_2_C Short Inter X...Y Contact  O2     ..  C10     ..       3.00 Ang. 

Alert level G
PLAT072_ALERT_2_G SHELXL First Parameter in WGHT Unusually Large..       0.11      
PLAT860_ALERT_3_G Note: Number of Least-Squares Restraints .......          9      
PLAT154_ALERT_1_G The su's on the Cell Angles are Equal  (x 10000)       3000 Deg. 
PLAT199_ALERT_1_G Check the Reported _cell_measurement_temperature        293 K    
PLAT200_ALERT_1_G Check the Reported   _diffrn_ambient_temperature        293 K    

   0 ALERT level A = In general: serious problem
   0 ALERT level B = Potentially serious problem
   3 ALERT level C = Check and explain
   5 ALERT level G = General alerts; check

   3 ALERT type 1 CIF construction/syntax error, inconsistent or missing data
   4 ALERT type 2 Indicator that the structure model may be wrong or deficient
   1 ALERT type 3 Indicator that the structure quality may be low
   0 ALERT type 4 Improvement, methodology, query or suggestion
   0 ALERT type 5 Informative message, check

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