Acta Cryst. (2009). E65, m380-m381  [ doi:10.1107/S1600536809007764 ]

Diaquabis(2,2'-biimidazole)cobalt(II) 4,4'-dicarboxybiphenyl-3,3'-dicarboxylate

J. Kang, C.-C. Huang, L.-S. Zhai, X.-H. Qin and Z.-Q. Liu

Online 11 March 2009

Key indicators

• Single-crystal X-ray study
• T = 293 K
• Mean (C-C) = 0.003 Å
• R factor = 0.033
• wR factor = 0.087
• Data-to-parameter ratio = 11.5

checkCIF/PLATON results

No syntax errors found




Alert level C
            Value of measurement temperature given =   293.000
            Value of melting point given =     0.000
PLAT029_ALERT_3_C _diffrn_measured_fraction_theta_full Low .......       0.97      
PLAT250_ALERT_2_C Large U3/U1 Ratio for Average U(i,j) Tensor ....       2.11      
PLAT250_ALERT_2_C Large U3/U1 Ratio for Average U(i,j) Tensor ....       2.41      
PLAT369_ALERT_2_C Long   C(sp2)-C(sp2) Bond  C13    -   C14    ...       1.53 Ang. 
PLAT152_ALERT_1_C Supplied and Calc Volume s.u. Inconsistent .....          ?
PLAT154_ALERT_1_C The su's on the Cell Angles are Equal  (x 10000)       3000 Deg. 

Alert level G
PLAT860_ALERT_3_G Note: Number of Least-Squares Restraints .......          5      
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
   6 ALERT level C = Check and explain
   3 ALERT level G = General alerts; check

   4 ALERT type 1 CIF construction/syntax error, inconsistent or missing data
   3 ALERT type 2 Indicator that the structure model may be wrong or deficient
   2 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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