Acta Cryst. (2005). E61, m1514-m1516  [ doi:10.1107/S1600536805021380 ]

Bis(imidazolium) diaquabis(pyridine-2,5-dicarboxylato-²N,O)cobaltate(II) tetrahydrate

Q.-J. Deng, Z.-T. Liu and M.-H. Zeng

Online 9 July 2005

Key indicators

• Single-crystal X-ray study
• T = 293 K
• Mean (C-C) = 0.004 Å
• R factor = 0.053
• wR factor = 0.149
• Data-to-parameter ratio = 14.4

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT042_ALERT_1_C Calc. and Rep. MoietyFormula Strings Differ ....          ?
PLAT199_ALERT_1_C Check the Reported _cell_measurement_temperature        293 K     
PLAT200_ALERT_1_C Check the Reported _diffrn_ambient_temperature .        293 K     
PLAT354_ALERT_3_C Short   O-H Bond (0.82A)   O1W    -   H1A    ...       0.70 Ang.  
PLAT369_ALERT_2_C Long   C(sp2)-C(sp2) Bond  C1     -   C6     ...       1.53 Ang.  

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

   3 ALERT type 1 CIF construction/syntax error, inconsistent or missing data
   1 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

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