Acta Cryst. (2002). E58, m691-m693  [ doi:10.1107/S1600536802019888 ]

A one-dimensional Co^II coordination polymer exhibiting an unusual conformation for 1,2-bis(4-pyridyl)ethane

F. A. Almeida Paz, A. D. Bond, Y. Z. Khimyak and J. Klinowski

Online 8 November 2002

Key indicators

• Single-crystal X-ray study
• T = 180 K
• Mean (C-C) = 0.006 Å
• R factor = 0.042
• wR factor = 0.109
• Data-to-parameter ratio = 7.9

checkCIF results

No syntax errors found

ADDSYM reports no extra symmetry


 Alert Level A:



THETM_01  Alert A The value of sine(theta_max)/wavelength is less than 0.550    
          Calculated sin(theta_max)/wavelength =    0.5348                      


 Alert Level B:



REFNR_01  Alert B Ratio of reflections to parameters is < 8 for a               
          centrosymmetric structure                                             
          sine(theta)/lambda                0.5348                              
          Proportion of unique data used    1.0000                              
          Ratio reflections to parameters   7.9422                              


 1 Alert Level A = Potentially serious problem

 1 Alert Level B = Potential problem

 0 Alert Level C = Please check

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