Acta Cryst. (2008). E64, m1317  [ doi:10.1107/S1600536808030092 ]

1,1'-Dimethyl-4,4'-(propane-1,3-diyl)dipyridinium tetrabromidocadmate(II)

F.-F. Li, Z.-G. Li, J.-C. Deng and J.-W. Xu

Key indicators

• Single-crystal X-ray study
• T = 293 K
• Mean (C-C) = 0.012 Å
• R factor = 0.054
• wR factor = 0.112
• Data-to-parameter ratio = 20.1

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT094_ALERT_2_C Ratio of Maximum / Minimum Residual Density ....       2.91      
PLAT242_ALERT_2_C Check Low       Ueq as Compared to Neighbors for        C10     
PLAT342_ALERT_3_C Low Bond Precision on C-C Bonds (x 1000) Ang ...         12      
PLAT066_ALERT_1_C Predicted and Reported Transmissions Identical .          ?
PLAT244_ALERT_4_C Low   'Solvent' Ueq as Compared to Neighbors for         Cd     

Alert level G
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
   5 ALERT level C = Check and explain
   2 ALERT level G = General alerts; check

   3 ALERT type 1 CIF construction/syntax error, inconsistent or missing data
   2 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
   1 ALERT type 4 Improvement, methodology, query or suggestion
   0 ALERT type 5 Informative message, check

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